The company takes part in the development and research of airproof and leakage protection products of building steel structure. Furthermore, the company has lots of successful experience in producing self-drilling screws, tapping screws and airproof components. The EPDM conjoint packing piece (Conjoint Washer) that is produced at present has won huge praise from large and famous enterprises at home and abroad, which is also the appointed equipment for these enterprises with distributing to everywhere of world. Obeying the tenet of 'high jumping-off, specialization, multi breeds and huge batch', the company offers service and products for meeting the need of marketing. The company sincerely welcomes all clients and users to visit and negotiate business. Company spirit: pursue excellence and the perfect; where there is a will, there is a way.