◆ Established in 1994  ◆ Grams - Tons capacity  ◆ 2000 m2 production plant  ◆ Well-equipped quality control instruments  ◆ Quality system according to ISO9000 HECHENG S&T was a well-experienced industrial scale enterprise in China. We manufacture an extensive range of polymers and reagent for Life science Research Group, Biopharmaceuticals and Natural products extract industries. Custom Satisfaction is our goal. Every people at HECHENG S&T consistently strive to achieve this goal.