2023	PSFQ: A Blockchain-Based Privacy-Preserving and Verifiable Student Feedback Questionnaire Platform Wangze Ni, Pengze Chen, Lei Chen VLDB 2023 [Paper]
	Utility-Aware Payment Channel Network Rebalance Wangze Ni, Pengze Chen, Lei Chen, Peng Cheng, Chen Jason Zhang, Xuemin Lin VLDB 2023 [Paper]
2022	Fairness Matters: A Tit-for-Tat Strategy Against Selfish Mining Weijie Sun, Zihuan Xu, Lei Chen VLDB 2022 [Paper]
	L2chain: Towards High-performance, Confidential and Secure Layer-2 Blockchain Solution for Decentralized Applications Zihuan Xu, Lei Chen VLDB 2022 [Paper]
	Mixing transactions with arbitrary values on blockchains Wangze Ni, Peng CHENG, Lei Chen ICDE 2022 [Paper]
2021	DIV: Resolving the Dynamic Issues of Zero-knowledge Set Membership Proof in the Blockchain Xu Zihuan, Lei Chen SIGMOD 2021 [Paper]
	When the Recursive Diversity Anonymity Meets the Ring Signature Wangze Ni, Peng CHENG, Lei Chen, Xuemin Lin SIGMOD 2021 [Paper]
	PAS: Enable Partial Consensus in the Blockchain Xu Zihuan, Siyuan Han, Lei Chen DASFAA 2021 [Paper]
2019	Fluid: A Blockchain based Framework for Crowdsourcing Siyuan Han, Zihuan Xu, Yuxiang Zeng, Lei Chen SIGMOD 2019 [Paper]
2018	CUB, a Consensus Unit-based Storage Scheme for Blockchain System Zihuan Xu, Siyuan Han, and Lei Chen. ICDE 2018 [Paper]
	Jupiter: A Blockchain platform for mobile devices Siyuan Han, Zihuan Xu, and Lei Chen. ICDE 2018 [Paper]