WREN.The WREN brand originated in 1992, with its manufacturing core at Hangzhou Rayen Hydraulic Equipment Manufacturing Co., Ltd. Boasting nearly 30 years of industry expertise and a 50,000-square-meter production area, it stands as a pioneer and renowned brand in China's hydraulic wrench manufacturing sector. As the parent company, Zhejiang Rayen Industrial Co., Ltd. (established in 2006) integrates trade, research, and manufacturing, possessing substantial assets including a 66,000-square-meter technological innovation park. The company has long specialized in bolting technology, providing global customers with comprehensive solutions and equipment including hydraulic wrenches, hydraulic pumps, and tensioners. As a robust, internationally recognized comprehensive entity, it has earned acclaim for Chinese manufacturing.