Shanghai MAC Machinery Co., Ltd. is an international manufacturer and exporter, specializing in producing and exporting oil and natural equipments, the company has it own import and export licence.
The major products including valves, fittings, manifold, Christmas tree , drilling bits and so on, most of them were authorized to be monogrammed with API mark, the products are exported to all over the world.
We have the confidence in the ability of meeting all your requirements.