Yunfeng Ren

• Saved the company $500K or more on an annual basis by procurement strategies, tracking upstream and downstream chemicals market trend, doing market intelligence research by interacting with key suppliers, industry associations, forecast and analysis of raw chemicals market opportunities and adjust inventory levels of chemical storage tanks to prepare the best purchasing point. When the prices go up and down, decide purchasing point timely and quickly to reduce risks of high prices to meet generate savings. • Controlled supplier contractual obligations, assess current vendors, and strategically find and evaluate a new supplier by working with technical managers. • Performed final review of all company purchase orders and payments. • Monitored chemical inventory shortages, market price changes, supplier quality, etc. • Set up staff measurement and purchasing procedures resulting in improved department and supplier performance. • Provided assignments and guidance to staff throughout the supply chain process to ensure completion within planned timelines.

• Controlled supplier contractual obligations and developed new partnerships by working closely with technical managers. • Performed final review of all company purchase orders and payments. • Monitored chemical inventory shortages, additive price changes, supplier quality, etc. • Set up staff measurement and purchasing procedures resulting in improved department and supplier performance. • Provided assignments and guidance to staff throughout the purchasing process to ensure completion within planned timelines.

• Responsible for the management of purchasing branch in Shanghai while providing sourcing support to headquarters. • Conducted purchasing duties from group headquarters and ensured purchase orders met policy. • Ensured compliance of the purchasing process with the most up-to-date company operating procedures. • Responsible for monthly reports regarding safety, quality, price, transportation, innovation and sustainability. • Developed annual branch reports and recommended effective solutions to operational problems.