| 2026 | AAAI | ARGH-Mark: Anchor-Synchronized Watermarking with Hamming Correction for Robust and Quality-Preserving LLM Attribution. | He Li, Xiaojun Chen, Jingcheng He, Zhendong Zhao, Shuguang Yuan, Xin Zhao, Yunfei Yang |
| 2026 | AAAI | DeepTracer: Tracing Stolen Model via Deep Coupled Watermarks. | Yunfei Yang, Xiaojun Chen, Yuexin Xuan, Zhendong Zhao, Xin Zhao, He Li |
| 2026 | CHI | "Not Just a Tool, But a Sensible Guest": Exploring the Contextual Boundaries of Social Robots in Older Adults' Communities. | He Li, Yuzhe Lin, Tongxin Sun, Xun Gao |
| 2026 | FCCM | HAMG: A Hierarchical Automated MemTile-based GEMM Accelerator for Versal AIE-ML. | Kai Shao, Erwei Wang, He Li |
| 2026 | HCI | A Comparative Study of Continuous User Feedback-Driven Design Practice Across E-commerce and Community Platforms. | Yixiao Geng, He Li, Cheolhee Cho |
| 2026 | PAKDD | DeltaAug: A Directional Semantic Data Augmentation Framework Guided by Differential Reasoning. | Wenhao Chen, He Li, Gang Shen, Rundong Cao, Guojie Song |
| 2025 | AAAI | NightReID: A Large-Scale Nighttime Person Re-Identification Benchmark. | Yuxuan Zhao, Weijian Ruan, He Li, Mang Ye |
| 2025 | CVPR | FedSPA: Generalizable Federated Graph Learning under Homophily Heterogeneity. | Zihan Tan, Guancheng Wan, Wenke Huang, He Li, Guibin Zhang, Carl Yang, Mang Ye |
| 2025 | CVPR | Cheb-GR: Rethinking K-nearest Neighbor Search in Re-ranking for Person Re-identification. | Jinxi Yang, He Li, Bo Du, Mang Ye |
| 2025 | EMNLP | Watermarking with Low-Entropy POS-Guided Token Partitioning and Z-Score-Driven Dynamic Bias for Large Language Models. | He Li, Xiaojun Chen, Zhendong Zhao, Yunfei Yang, Xin Zhao, Jingcheng He |
| 2025 | HCI | Exploring User Reactions to AI-Curated Exhibits-Emotional Engagement and Social Interaction in Digital Cultural Spaces. | Qihan Guo, Qingshen Meng, He Li, RuiChi Li, Peng Zhang, Mingxi Shi, Kyoungyong Lee |
| 2025 | ICCAD | CLASS: A Controller-Centric Layout Synthesizer for Dynamic Quantum Circuits. | Yu Chen, Yilun Zhao, Bing Li, He Li, Mengdi Wang, Yinhe Han, Ying Wang |
| 2025 | ICIG | Hyperspectral Image Cross-Domain Classification: A Joint Network of Masked Self-distillation and Confident Learning. | Haoyu Li, Zhen Ye, Xuan Dong, He Li |
| 2025 | ICML | Learn from Downstream and Be Yourself in Multimodal Large Language Models Fine-Tuning. | Wenke Huang, Jian Liang, Zekun Shi, Didi Zhu, Guancheng Wan, He Li, Bo Du, Dacheng Tao, Mang Ye |
| 2025 | ICML | Be Confident: Uncovering Overfitting in MLLM Multi-Task Tuning. | Wenke Huang, Jian Liang, Guancheng Wan, Didi Zhu, He Li, Jiawei Shao, Mang Ye, Bo Du, Dacheng Tao |
| 2025 | ICML | Catch Your Emotion: Sharpening Emotion Perception in Multimodal Large Language Models. | Yiyang Fang, Jian Liang, Wenke Huang, He Li, Kehua Su, Mang Ye |
| 2025 | ICML | Transformer-Based Spatial-Temporal Counterfactual Outcomes Estimation. | He Li, Haoang Chi, Mingyu Liu, Wanrong Huang, Liyang Xu, Wenjing Yang |
| 2025 | ICML | EAGLES: Towards Effective, Efficient, and Economical Federated Graph Learning via Unified Sparsification. | Zitong Shi, Guancheng Wan, Wenke Huang, Guibin Zhang, He Li, Carl Yang, Mang Ye |
| 2025 | ICML | S2FGL: Spatial Spectral Federated Graph Learning. | Zihan Tan, Suyuan Huang, Guancheng Wan, Wenke Huang, He Li, Mang Ye |
| 2025 | IJCAI | Pixel-wise Divide and Conquer for Federated Vessel Segmentation. | Tian Chen, Wenke Huang, Zhihao Wang, Zekun Shi, He Li, Wenhui Dong, Mang Ye, Bo Du, Yongchao Xu |
| 2025 | IJCAI | Prototype-guided Knowledge Propagation with Adaptive Learning for Lifelong Person Re-identification. | Zhijie Lu, Wuxuan Shi, He Li, Mang Ye |
| 2025 | IJCAI | Horae: A Domain-Agnostic Language for Automated Service Regulation. | Yutao Sun, Mingshuai Chen, Tiancheng Zhao, Kangjia Zhao, He Li, Jintao Chen, Zhongyi Wang, Liqiang Lu, Xinkui Zhao, Shuiguang Deng, Jianwei Yin |
| 2025 | IJCNN | EmoAssist: Emotional Assistant for Visual Impairment Community. | Xingyu Qi, He Li, Linjie Li, Zhenyu Wu |
| 2025 | INFOCOM | Green Robotic Mixed Reality with Gaussian Splatting. | Chenxuan Liu, He Li, Zongze Li, Shuai Wang, Wei Xu, Kejiang Ye, Derrick Wing Kwan Ng, Chengzhong Xu |
| 2025 | IROS | TextInPlace: Indoor Visual Place Recognition in Repetitive Structures with Scene Text Spotting and Verification. | Huaqi Tao, Bingxi Liu, Calvin Chen, Tingjun Huang, He Li, Jinqiang Cui, Hong Zhang |
| 2025 | ISCAS | Scalable and Real-Time Power System Simulation Based on Heterogeneous CPU-FPGA Co-operation. | Hangyu Yang, Jiyuan Liu, Mingwang Xu, Wei Gu, Yongming Tang, He Li |
| 2025 | ISCAS | FPGA Accelerated Adaptive LDPC-based Quantum Error Correction by Bitwise Pipeline Parallelism. | Bingze Ye, Jiyuan Liu, He Li |
| 2025 | MICCAI | UM-SAM: Unsupervised Medical Image Segmentation Using Knowledge Distillation from Segment Anything Model. | Jia Fu, He Li, Tao Lu, Shaoting Zhang, Guotai Wang |
| 2025 | PRICAI | ColorFP: Improving AI-Generated Text Detection via Fixed Vocabulary Partitioning and Half-Bit Fingerprinting. | He Li, Xiaojun Chen, Yunfei Yang, Zhendong Zhao, Shuguang Yuan, Xin Zhao |
| 2025 | SMC | A Model-Based Approach to Quantifying Real-Time Performance and Resource Utilization in Heterogeneous Embedded Systems. | He Li, Long Chen, Xiaoping Li |
| 2024 | CVPR | All in One Framework for Multimodal Re-Identification in the Wild. | He Li, Mang Ye, Ming Zhang, Bo Du |
| 2024 | ECCV | CipherDM: Secure Three-Party Inference for Diffusion Model Sampling. | Xin Zhao, Xiaojun Chen, Xudong Chen, He Li, Tingyu Fan, Zhendong Zhao |
| 2024 | ICML | Self-Driven Entropy Aggregation for Byzantine-Robust Heterogeneous Federated Learning. | Wenke Huang, Zekun Shi, Mang Ye, He Li, Bo Du |
| 2024 | IROS | Multi-Uncertainty Aware Autonomous Cooperative Planning. | Shiyao Zhang, He Li, Shengyu Zhang, Shuai Wang, Derrick Wing Kwan Ng, Chengzhong Xu |
| 2024 | ISPA | Coverage Holes Recovery in Hybrid Sensor Networks Based on Key Perceptual Intersection. | He Li, Shixian Sun, Chuang Dong, Zhufeng Fu, Cong Zhao, Qinglei Qi |
| 2024 | IWCMC | Generative Inference of Large Language Models in Edge Computing: An Energy Efficient Approach. | Xingyu Yuan, He Li, Kaoru Ota, Mianxiong Dong |
| 2024 | VTC | Data Correction-Based Model-Driven 3D Radiation Directional Pattern Construction for 5G Base Stations. | Qiancheng Ye, He Li, Zhipeng Lin, Qiuming Zhu, Qianhao Gao, Baohua Cao, Tao Liu, Jun Zhou |
| 2023 | CVPR | Rethinking Federated Learning with Domain Shift: A Prototype View. | Wenke Huang, Mang Ye, Zekun Shi, He Li, Bo Du |
| 2023 | CVPR | Hierarchical Clustering and Refinement for Generalized Multi-Camera Person Tracking. | Zongyi Li, Runsheng Wang, He Li, Bohao Wei, Yuxuan Shi, Hefei Ling, Jiazhong Chen, Boyuan Liu, Zhongyang Li, Hanqing Zheng |
| 2023 | DAC | When Monte-Carlo Dropout Meets Multi-Exit: Optimizing Bayesian Neural Networks on FPGA. | Hongxiang Fan, Mark Chen, Liam Castelli, Zhiqiang Que, He Li, Kenneth Long, Wayne Luk |
| 2023 | FCCM | MSBF-LSTM: Most-significant Bit-first LSTM Accelerators with Energy Efficiency Optimisations. | Sige Bian, He Li, Chengcheng Wang, Changjun Song, Yongming Tang |
| 2023 | FPL | MSDF-SGD: Most-Significant Digit-First Stochastic Gradient Descent for Arbitrary-Precision Training. | Changjun Song, Yongming Tang, Jiyuan Liu, Sige Bian, Danni Deng, He Li |
| 2023 | ICCAD | Full State Quantum Circuit Simulation Beyond Memory Limit. | Yilun Zhao, Yu Chen, He Li, Ying Wang, Kaiyan Chang, Bingmeng Wang, Bing Li, Yinhe Han |
| 2023 | ICDCS | iCOIL: Scenario Aware Autonomous Parking Via Integrated Constrained Optimization and Imitation Learning. | Lexiong Huang, Ruihua Han, Guoliang Li, He Li, Shuai Wang, Yang Wang, Cheng-Zhong Xu |
| 2023 | ICIP | MEGL: Multi-Experts Guided Learning Network for Single Camera Training Person Re-Identification. | He Li, Yuxuan Shi, Hefei Ling, Zongyi Li, Runsheng Wang, Chengxin Zhao, Ping Li |
| 2023 | ICML | Distribution Free Domain Generalization. | Peifeng Tong, Wu Su, He Li, Jialin Ding, Zhan Haoxiang, Song Xi Chen |
| 2023 | IJCAI | Dynamic Group Link Prediction in Continuous-Time Interaction Network. | Shijie Luo, He Li, Jianbin Huang |
| 2023 | ICRA | Versatile Real-Time Motion Synthesis via Kino-Dynamic MPC With Hybrid-Systems DDP. | He Li, Tingnan Zhang, Wenhao Yu, Patrick M. Wensing |
| 2023 | IROS | A Unified Perspective on Multiple Shooting In Differential Dynamic Programming. | He Li, Wenhao Yu, Tingnan Zhang, Patrick M. Wensing |
| 2023 | MICCAI | Abdominal Organs and Pan-Cancer Segmentation Based on Self-supervised Pre-training and Self-training. | He Li, Meng Han, Guotai Wang |
| 2022 | ACCV | FAPN: Face Alignment Propagation Network for Face Video Super-Resolution. | Sige Bian, He Li, Feng Yu, Jiyuan Liu, Changjun Song, Yongming Tang |
| 2022 | ASPDAC | Algorithm and Hardware Co-design for Reconfigurable CNN Accelerator. | Hongxiang Fan, Martin Ferianc, Zhiqiang Que, He Li, Shuanglong Liu, Xinyu Niu, Wayne Luk |
| 2022 | GLOBECOM | Deep Reinforcement Learning for AoI Aware VNF Placement in Multiple Source Systems. | Zhenke Chen, He Li, Kaoru Ota, Mianxiong Dong |
| 2022 | ICRA | Mini Cheetah, the Falling Cat: A Case Study in Machine Learning and Trajectory Optimization for Robot Acrobatics. | Vince Kurtz, He Li, Patrick M. Wensing, Hai Lin |
| 2022 | IROS | Zero-Shot Retargeting of Learned Quadruped Locomotion Policies Using Hybrid Kinodynamic Model Predictive Control. | He Li, Wenhao Yu, Tingnan Zhang, Patrick M. Wensing |
| 2022 | ISCAS | Impedance Model and Stability Analysis of Offshore Wind Farm via AC Submarine Cable. | Jiaqi Yang, Zhen Li, Bin Liu, Chengze Li, He Li, Xiangdong Liu |
| 2022 | MICCAI | An Accurate Unsupervised Liver Lesion Detection Method Using Pseudo-lesions. | He Li, Yutaro Iwamoto, Xianhua Han, Lanfen Lin, Hongjie Hu, Yen-Wei Chen |
| 2022 | TrustCom | Optimal Block Propagation and Incentive Mechanism for Blockchain Networks in 6G. | Jinbo Wen, Xiaojun Liu, Zehui Xiong, Meng Shen, Siming Wang, Yutao Jiao, Jiawen Kang, He Li |
| 2022 | SiggraphA | Unbiased Caustics Rendering Guided by Representative Specular Paths. | He Li, Beibei Wang, Changhe Tu, Kun Xu, Nicolas Holzschuch, Ling-Qi Yan |
| 2021 | DATE | Joint Sparsity with Mixed Granularity for Efficient GPU Implementation. | Chuliang Guo, Xingang Yan, Yufei Chen, He Li, Xunzhao Yin, Cheng Zhuo |
| 2021 | DATE | A Reconfigurable Multiple-Precision Floating-Point Dot Product Unit for High-Performance Computing. | Wei Mao, Kai Li, Xinang Xie, Shirui Zhao, He Li, Hao Yu |
| 2021 | FCCM | Reconfigurable Synthesizable Synchronization FIFOs. | Ameer M. S. Abdelhadi, He Li |
| 2021 | FCCM | A General Video Processing Framework on Edge Computing FPGAs. | Feng Yu, He Li, Rongshi Dai, Yongming Tang |
| 2021 | FPL | Enabling Mixed-Timing NoCs for FPGAs: Reconfigurable Synthesizable Synchronization FIFOs. | Ameer M. S. Abdelhadi, He Li |
| 2021 | IROS | Decentralized, Unlabeled Multi-Agent Navigation in Obstacle-Rich Environments using Graph Neural Networks. | Xuebo Ji, He Li, Zherong Pan, Xifeng Gao, Changhe Tu |
| 2020 | DAC | FTDL: A Tailored FPGA-Overlay for Deep Learning with High Scalability. | Runbin Shi, Yuhao Ding, Xuechao Wei, He Li, Hang Liu, Hayden Kwok-Hay So, Caiwen Ding |
| 2020 | DASFAA | Dynamic Graph Repartitioning: From Single Vertex to Vertex Group. | He Li, Hang Yuan, Jianbin Huang, Jiangtao Cui, Jaesoo Yoo |
| 2019 | CIKM | How to Find It Better?: Cross-Learning for WeChat Mini Programs. | He Li, Zhiqiang Liu, Sheng Xu, Zhiyuan Lin, Xiangqun Chen |
| 2019 | CIKM | Real-time Edge Repartitioning for Dynamic Graph. | He Li, Hang Yuan, Jianbin Huang |
| 2019 | ICIS | Information Management Capabilities in the Digital Era: The Senior Manager's Perspective. | William J. Kettinger, He Li, Chen Zhang |
| 2019 | ICIS | The Changing Tides of Investments and Strategies and Their Impacts on Security Breaches. | He Li, Sungjin Yoo, William J. Kettinger |
| 2019 | ICONIP | Reducing the Subject Variability of EEG Signals with Adversarial Domain Generalization. | Bo-Qun Ma, He Li, Wei-Long Zheng, Bao-Liang Lu |
| 2019 | ICPADS | Always Connected Things: Building Disaster Resilience IoT Communications. | He Li, Kaoru Ota, Mianxiong Dong |
| 2019 | IJCNN | Depersonalized Cross-Subject Vigilance Estimation with Adversarial Domain Generalization. | Bo-Qun Ma, He Li, Yun Luo, Bao-Liang Lu |
| 2019 | INFOCOM | PeDSS: Privacy Enhanced and Database-Driven Dynamic spectrum Sharing. | He Li, Yaling Yang, Yanzhi Dou, Jung-Min "Jerry" Park, Kui Ren |
| 2019 | IWQoS | ATMPA: attacking machine learning-based malware visualization detection methods via adversarial examples. | Xinbo Liu, Jiliang Zhang, Yaping Lin, He Li |
| 2018 | ARITH | Digit Elision for Arbitrary-accuracy Iterative Computation. | He Li, James J. Davis, John Wickerson, George A. Constantinides |
| 2018 | CCS | Direct Anonymous Attestation with Efficient Verifier-Local Revocation for Subscription System. | Vireshwar Kumar, He Li, Noah Luther, Pranav Asokan, Jung-Min "Jerry" Park, Kaigui Bian, Martin B. H. Weiss, Taieb Znati |
| 2018 | CVPR | Robust Video Content Alignment and Compensation for Rain Removal in a CNN Framework. | Jie Chen, Cheen-Hau Tan, Junhui Hou, Lap-Pui Chau, He Li |
| 2018 | ICCCN | A Stop-Wait Collaborative Charging Scheme for Mobile Wireless Rechargeable Sensor Networks. | He Li, Tian Xiao, Yihua Lan, Qinglei Qi, Quan Liu, Jinjiang Liu |
| 2018 | ICONIP | Cross-Subject Emotion Recognition Using Deep Adaptation Networks. | He Li, Yiming Jin, Wei-Long Zheng, Bao-Liang Lu |
| 2018 | IJCNN | Multimodal Vigilance Estimation with Adversarial Domain Adaptation Networks. | He Li, Wei-Long Zheng, Bao-Liang Lu |
| 2018 | NOMS | Research on lifetime prediction-based recharging scheme in rechargeable WSNs. | Yang Yang, He Li, Xuesong Qiu, Shaoyong Guo, XiaoXiao Zeng, Kang Zhao, Haoran Xin |
| 2018 | NPC | CNLoc: Channel State Information Assisted Indoor WLAN Localization Using Nomadic Access Points. | Jiang Xiao, Huichuwu Li, He Li, Hai Jin |
| 2018 | SENSYS | Image Compression Task Coordination Mechanism Based on Dynamic Alliance in Mobile Wireless Multimedia Sensor Networks. | He Li, Tian Xiao, Yihua Lan, Qinglei Qi, Quan Liu, Jinjiang Liu |
| 2017 | ICDCS | Preserving Incumbent Users' Privacy in Exclusion-Zone-Based Spectrum Access Systems. | Yanzhi Dou, He Li, Kexiong Curtis Zeng, Jinshan Liu, Yaling Yang, Bo Gao, Kui Ren |
| 2017 | IM | Fault-tolerant topology control for heterogeneous wireless sensor networks using Multi-Routing Tree. | Guizhen Ma, Yang Yang, Xuesong Qiu, Zhipeng Gao, He Li |
| 2017 | NCA | Sentiment analysis of the correlation between regular tweets and retweets. | Jundong Chen, He Li, Zeju Wu, Md. Shafaeat Hossain |
| 2017 | VTC | Cooperative Relay Selection and Forwarding in Vehicle-to-Infrastructure Communications. | He Li, Yang Yang, Xuesong Qiu, Zhipeng Gao, Guizhen Ma |
| 2016 | ICDCS | Preserving Incumbent Users' Privacy in Server-Driven Dynamic Spectrum Access Systems. | Yanzhi Dou, He Li, Kexiong Curtis Zeng, Jinshan Liu, Yaling Yang, Bo Gao, Kui Ren |
| 2016 | ICIP | Shape matching using a self similar affine invariant descriptor. | Joonsoo Kim, He Li, Jiaju Yue, Edward J. Delp |
| 2016 | IROS | A Rotary-Percussive Ultrasonic Drill for planetary rock sampling. | Yinchao Wang, He Li, Deen Bai, Qiquan Quan, Hongying Yu, Dewei Tang, Zongquan Deng |
| 2016 | ICWS | An Efficient and Effective Overlapping Communities Discovery Based on Agglomerative Graph. | Ying Yin, Liang Chen, Yuhai Zhao, He Li, Bin Zhang, Yongming Yan |
| 2016 | MOBIHOC | Untitled record | Yanzhi Dou, Kexiong Curtis Zeng, He Li, Yaling Yang, Bo Gao, Chaowen Guan, Kui Ren, Shaoqian Li |
| 2016 | VTC | Network Virtualization Optimization in Software Defined Vehicular Ad-Hoc Networks. | He Li, Kaoru Ota, Mianxiong Dong |
| 2015 | CCS | Group Signatures with Probabilistic Revocation: A Computationally-Scalable Approach for Providing Privacy-Preserving Authentication. | Vireshwar Kumar, He Li, Jung-Min "Jerry" Park, Kaigui Bian, Yaling Yang |
| 2015 | ICIP | Robust local and global shape context for tattoo image matching. | Joonsoo Kim, Albert Parra Pozo, Jiaju Yue, He Li, Edward J. Delp |
| 2015 | PCS | Spatial subsampling-based multiple description video coding with adaptive temporal-spatial error concealment. | Neeraj Gadgil, He Li, Edward J. Delp |
| 2014 | GLOBECOM | MoRule: Optimized rule placement for mobile users in SDN-enabled access networks. | He Li, Peng Li, Song Guo |
| 2014 | HCI | A Study of Kinect-Based Smart TV Control Mode. | He Li, Jing Qiu, Long Gao |
| 2014 | INFOCOM | HVSTO: Efficient privacy preserving hybrid storage in cloud data center. | Mianxiong Dong, He Li, Kaoru Ota, Haojin Zhu |
| 2014 | UIC | Awareness and Control of Personal Data Based on the Cyber-I Privacy Model. | Li Tang, Jianhua Ma, Runhe Huang, Bernady O. Apduhan, He Li, Shaoyin Cheng |
| 2014 | SNPD | Test image generation using segmental symbolic evaluation for unit testing. | Tahir Jameel, Mengxiang Lin, He Li, Xiaomei Hou |
| 2013 | ACL | Resolving Entity Morphs in Censored Data. | Hongzhao Huang, Zhen Wen, Dian Yu, Heng Ji, Yizhou Sun, Jiawei Han, He Li |
| 2013 | HPCC | Design and Implementation of Portable Multifunctional Data Acquisition Terminal. | He Li, Ming Che, Jia Li, Yan-Tao Shi |
| 2013 | SEKE | Locating and Understanding Concurrency Bugs Based on Edge-labeled Communication Graphs (S). | He Li, Mengxiang Lin, Tahir Jameel, Zhenyuan Jiang |
| 2012 | AAAI | Discovering Spammers in Social Networks. | Yin Zhu, Xiao Wang, Erheng Zhong, Nathan Nan Liu, He Li, Qiang Yang |
| 2012 | PDCAT | An Efficient Mobile Social Network for Enhancing Contents Sharing over Mobile Ad-hoc Networks. | He Li, Kyoungsoo Bok, Jaesoo Yoo |
| 2011 | CIKM | A cluster based mobile peer to peer architecture in wireless ad hoc networks. | He Li, Kyoungsoo Bok, Jaesoo Yoo |
| 2011 | DASFAA | An Efficient Multi-layer Grid Method for Skyline Queries in Distributed Environments. | He Li, Sumin Jang, Jaesoo Yoo |
| 2011 | ICDM | Performances and Characteristics of DIGRank, Ranking in the Incomplete Networks. | Xiang Niu, Lusong Li, Xiaobing Xiong, Daniel S. Tkach, He Li, Ke Xu |
| 2010 | ICPR | Noise-Robust Voice Activity Detector Based on Hidden Semi-Markov Models. | Xianglong Liu, Yuan Liang, Yihua Lou, He Li, Baosong Shan |
| 2008 | HPCC | Hardware Transactional Memory Supporting I/O Operations within Transactions. | Yi Liu, Xin Zhang, He Li, Mingxiu Li, Depei Qian |
| 2007 | ICASSP | Adaptive Decoder Complexity Reduction for Coarse Granular Scalability. | He Li, Zhengguo Li, Changyun Wen |
| 2006 | ICASSP | Fast Mode Decision for Coarse Grain SNR Scalable Video Coding. | He Li, Zheng Guo Li, Changyun Wen |
| 2006 | ISCAS | Fast mode decision for spatial scalable video coding. | He Li, Zhengguo Li, Changyun Wen, Lap-Pui Chau |