Tongwei Solar (TW Solar) is dedicated to R&D, manufacture and marketing of core solar products. As the worldwide largest crystalline silicon solar cell production enterprise, Tongwei Solar has four bases (Hefei, Chengdu, Meishan and Jintang) and approximately 9,000 full-time employees. By the end of 2019, the overall capacity of Tongwei Solar has reached 20GW, accounting for 11% of global market share. Tongwei Solar has the biggest capacity and shipment in the industry since 2017.