There are several factories of betel nut in he cheng World.

There are 8 factories of betel nut in Chengtianxia. Weiwang Group, a betel nut brand from Hunan, is still recruiting agents. The company was formally established in 2000 and has been committed to the production and research and development of betel nut food. In terms of product manufacturing and R&D, the company not only has more than 20 years of experience, but also established 8 betel nut production bases in Hunan and Hainan.