Shanghai Jiechu Electromechanical Co.,Ltd ,located in Shanghai and founded in 2000 , is a professional manufacturer of such power tools as diamond drilling machine ,magnetic drill and wall cutter ,which also sets R&D, production and sales in one . It owns two full-equipped production base ,one in Shanghai ,the other in NanTong ,Jiangsu province with a factory area of over 10,000 square meters ;holds a series of clean and modern workshops ,a package of advanced production testing equipment as ...