STL manufactures acrylic acid products.
STL, founded in 1995 and headquartered in Zhejiang, is a manufacturing company with the whole acrylic acid industry chain. Established by Yang Weidong, the company was listed on the Shenzhen Stock Exchange in December 2011. The major shareholders are Satellite Group and YANG YA ZHEN. Rivals with direct and indirect competition include Wuxi Double Elephant Micro Fibre Material Co., Ltd. and Shenyang Chemical.