Shanghai Securities News China Securities Network (reporter Kong Ziyuan) Zhejiang Wansheng Co.Ltd(603010) released a performance forecast. It is estimated that the net profit attributable to the shareholders of the listed company in 2021 will be RMB 80 million to RMB 85 million, with a year-on-year increase of 103% to 116%. In 2021, affected by market development and supply-demand relationship, the sales volume and price of the company's main products increased, realizing the growth of the company's operating revenue and product gross profit margin.