Sichuan Petrochemical Yashi Paper Industry Co., Ltd. is a subsidiary of Sinopec Group and is the largest production enterprise in China's bamboo pulp natural color paper industry, with the most complete specifications and varieties. It is also the most outstanding representative enterprise of 100% bamboo fiber natural color household paper in China. The finished product sales volume and market share have ranked first in the household paper processing industry in Sichuan Province for six consecutive years, and first in the national bamboo pulp natural color paper industry for four consecutive years.