A graduate in polymer materials from Soochow University, Mr. Sun has spent 30 years in the industry, holding senior management positions at leading domestic firms including Sinopec Yizheng Chemical Fiber and Xiamen Xianglu Group. He has a deep understanding of polyester industry operations, with extensive hands-on experience across the PET bottle chip upstream and downstream value chain and a rich network of industry resources.

Wang Yang is Assistant Director of Shenyin & Wanguo Futures Research Institute and a senior macro analyst. He holds a PhD in finance and is a CFA and FRM charterholder, with 16 years of experience in macroeconomic and derivatives research. He serves as a lecturer on the Shanghai Financial Talent Lecture Team of the CPC Shanghai Financial Work Committee and has been named Excellent Macro Analyst by the Shanghai Futures Exchange and Best Macro and Financial Chief Analyst by Futures Daily for multiple consecutive years. His research focuses on macroeconomics, policy, macro asset allocation and derivatives.

Dr. Alexander Pawelski is Senior PET Product Manager at Uhde Inventa-Fischer and holds a PhD in Chemical Engineering from the Technical University of Berlin. He has spent 20 years developing PET-related technologies, focusing on rPET recycling, and has led the development and commercialization of multiple innovative recycling processes as the core inventor of FTR®plus technology. Promoted to Senior PET Product Manager in 2026, he oversees PET product management in full, spanning process technology development, recycling technology innovation, and the promotion and application of sustainable solutions.

Mr. Hao Shangkun is Product Manager of CCFGroup's Polyester Division, currently overseeing information on PX, aromatics and PTA. Over nearly two decades in the industry, he has covered upstream and downstream products across the polyester chain including recycled polyester, polyester staple fiber, PTA, IPA and PX, accumulating rich experience in comprehensively understanding and analyzing value-chain operations. He has led or helped organize numerous major conferences — including the China Hangzhou Chemical Fiber Forum, the Aromatics Conference and PSF Industry Forum — each with significant industry influence.

He has been repeatedly invited to speak at industry associations, salons, Indian petrochemical conferences and corporate annual meetings. Among his managed products, the PTA price index is one of the main settlement benchmarks for contract settlement between domestic PTA upstream and downstream firms. He also provides market feasibility analysis and research consulting to more than 30 companies and institutions at home and abroad. His reports — including the China isophthalic acid (IPA) industry operation report, the China PX-PTA market supply and demand research, Impact of the integration of china's polyester industry chain, and China PX-PTA-polyester market forecast 2021-2025 — have been well received by the market.

Zhang Yuchi is Assistant Manager of the Polyester Business Department at Wuchan Zhongda Chemical Group Co., Ltd., holding dual master's degrees from Zhejiang University and Northwestern University (US). He is currently engaged in the aromatics-polyester value chain futures and physical business, primarily responsible for PET bottle chip and polyester staple fiber futures/physical trading and research. Well acquainted with upstream and downstream plants and mainstream traders, he specializes in analyzing whole-chain supply-demand tensions from a valuation-and-driver perspective, using futures tools to serve the physical industry. He has repeatedly served as an expert lecturer at industry conferences hosted by the China Energy & Chemical Conference, the Zhengzhou Commodity Exchange and leading domestic futures firms, sharing on fundamentals, market trends and research methods for polyester chain products, to strong client acclaim.

Currently responsible for the market operation and maintenance of the PTA futures contract.

Rosy Zhao is Foreign Trade Director at Wankai New Materials Co., Ltd. She previously worked at CCFGroup, Huarui Logistics and Zhejiang Topchance Group Co., Ltd., engaging in international market development, sales management, and bulk futures-and-physical logistics and warehousing management. Over a decade of cross-industry experience has given her a more open perspective, sharp market insight, and supply-chain operations management acumen.

Mr. Xu is General Manager of the G.S.I China Representative Office. He holds a bachelor's degree from Jiangsu University and a master's degree in International Trade from the Shanghai University of International Business and Economics. Mr. Xu began working in import-export trade in 1992. From 2001, he worked at a major Chinese bottle chip producer, responsible for its export business. In 2004, he joined G.S.I and took charge of its China operations.

Mr. Charles Guo is currently a Lead Analyst in the Polyester Product Group at CCFGroup. Since 2011, he has been engaged in analysis and consulting on bottle-grade PET chip and overseas market information, holding a unique industry perspective on the bottle chip value chain and building an influential industry network. He has organized and participated in numerous domestic and international industry conferences and customized corporate training programs, and completed consulting projects for several globally renowned companies. The industry flagship conference he leads, the International PET Industry Forum, has been successfully held for 13 sessions and is well regarded in the industry.