Raffinerie Heide GmbH

Tengzhou Blue Ocean Biotechnology Development Co., Ltd. is a joint-stock enterprise registered and approved by relevant national departments. The company has collaborated with major universities such as Beijing, Tianjin, and Shanghai to establish the

Zhengzhou Boyang Machinery Equipment Co., Ltd. is a mining equipment manufacturing company that mainly produces large and medium-sized series crushers, sand making machines, and mineral processing equipment, integrating research and development, prod

Caldic Ibérica S.L. was founded in 1992, and is responsible for sale and distribution of chemical raw materials and specialities in Spain and Portugal.