PUTALAI: plans to invest 2.2 billion yuan in silicon-based negative electrode R & D and production base. Putailai announced that it intends to set up a wholly-owned subsidiary Wuhu Zichen (registered capital of 200 million yuan) to invest in the construction of silicon-based negative electrode R & D and production base. after the project is completed, it will form an annual production capacity of 12000 tons of silicon-based anode materials (monomers), with a total planned investment of 2.2 billion yuan. It was announced on the same day that the new energy and new materials industry functional zone in Tianfu New District, Qionglai City, will be built through the wholly-owned subsidiary Sichuan Zichen Science and Technology Co., Ltd., with an annual production base of 80,000 tons of graphite anode materials and a new energy battery materials industry research institute project, with an additional investment of about 3.5 billion yuan.