Zhejiang BOHAI Machinery Co., Ltd. is located in Jintang Town, Dinghai District, Zhoushan City, Zhejiang Province, which is the largest screw and barrel production base in China. The company was founded in 2004, with a plant area of more than 13,000 square meters and more than 130 employees, including 21 technicians. The Company realized revenue of $57.88 million in 2018, $53.97 million in 2019,$78.19 million in 2020 and $91.49 million in 2021. We are an AA grade trustworthy enterprise, and the product quality has passed the IOS9001: 2015 international quality system certification; in 2017, we were awarded as the patent demonstration enterprise in Dinghai District; in 2018, we were awarded as the most influential screw brand supplier by China Construction Materials Rental Contractor Association. We are a high technology enterprise specializing in the production and manufacture of twin screws and barrels, and have 9 self-developed intellectual property rights, including 1 invention patent.