Shanghai Sinda Drive Co., Ltd. is a professional manufacture of various kinds of gearboxes, worm gear reducers and cylinders in China. We have more than 10 years&＃039; experience in the industry. We have own design department and test laboratory. We can manufacture products as per your requirements or samples with high quality. And we can accept very small quantity orders as per your request. We have passed ISO9001 certification, strict quality control system to provide customers with high quality products. In order to establish a modern enterprise management mode, we have fostered a number of skilled workers. Has now become a people-oriented international company. As a pioneer in this area, we are in the product mass production, sales and service aspects have accumulated a lot of experience. If you are interested in any of our products, please feel free to contact us further. We will always make efforts to provide our customers with the best products and professional services.