... OEM Service About us: Ningbo Surely Metal Technology Co., Ltd. located in Zhejiang Ningbo and is specialized in ... anodizing, powder coating, electrophoresis. 3) Suitable for various industries: auto, machine, valve, pneumatic , etc. 4) Whole process including: ... customers, business associations and friends from all parts of the world to contact us and seek ... our production. aluminum die cast auto parts