Shanghai Hecheng Polymer Technology Co., Ltd. was established in 2009, located in Shanghai, P.R. of China. We are a manufacturer for CPU parts and CPU full and quasi prepolymers. We have a strong team, focus on casting polyurethane R&D, technical service and business development.We value customers' demand, develop fit-for-purpose grades within budget, so far there are more than 1000 prepolymer grades in our product range. And this range of materials stands out from the competition by offering a broad spectrum of properties - high product quality for the most demanding of applications.We provide technical support to customers in trial, mass production and trouble shooting. The so-called R&D capability refers to the ability to sense the market demand, decide road maps, and organize manpower and raw material resources to carry out innovative products on the basis of existing scientific and technological knowledge. All our achievements are the result of the accumulation of patience, persistence, and perseverance. We also produce casting polyurethane parts, such as seal, castor wheel, valve, bumpers, etc., diversified parts for market segments such as, industrial and mechanical applications, agricultural wear parts, mining and quarrying, highway and pavement maintenance, marine applications, medical applications, recreation and consumer applications.And these talents of Polyurethane raw materials, prepolymers can be skillfully combined to make all kinds of innovative casting polyurethane final parts. We know how!