Which brand is Opark hardware?

First-line brand first-line brand hardware is characterized by high price and good quality. The average price of Opark hardware in 200 yuan is about 100, which is about 50% higher than that of ordinary brand 80 yuan. In addition, the surface of hardware is processed by high-density production technology, and the surface is smooth, burr-free, crack-free and rust-free. Meet the characteristics of first-line brand hardware. So Opark hardware is a first-line brand.