Shi Heng Lai (Shanghai) International Trading Co., Ltd. has been dedicating to offering high-quality copper tubes and copper fittings for customers. What we provide includes pancake coil, level wound coil, air conditioning straight tube, copper water tube, copper fittings (threaded fittings and welded fittings) as well as special shaped copper tubes. We commit to bring superior products, reasonable prices and excellent services to our customers which also lay the solid foundation for the long-term cooperation.