1. The body's material is brass,handles' material is ABS or nylon,and the seal rings are made of NBS,tap spouts are fastened by nylon packing. 2. It is only 3-5 hours drive from Ningbo Port and Shanghai Port of China's top ten ports. 3. All seals are injection molded from imported NBS materials. 4. We insist on creating products with character,continuously strengthen scientific