Tianjin Aozhan Technology Co., Ltd. is a high-tech manufacturer and contract manufacturer based in Tianjin, China, specializing in non-standard chemical experimental devices. Established in 2010, the company employs 11 to 50 people, with 70% of its staff being technicians, highlighting a strong focus on technical expertise and design capabilities. They operate a factory and are recognized for their leading domestic level in the design and manufacturing of these specialized devices. Their product portfolio includes chemical experimental devices, coal chemical pilot plants, catalyst evaluation units, glass distillation experimental devices, stainless steel distillation experimental devices, differential reactors, integral reactors, kettle-type reactors, chromatography micro test units, CO2 exchanging testing equipment, and slurry reactor F-T synthesis test units. These highly operable and finely crafted devices are primarily utilized in petrochemical, catalytic, reaction engineering, fine chemicals, environmental engineering, chemical automation, and pharmaceutical fields for research, development, and experimental teaching in enterprises, research institutes, colleges, and universities.
Dalian Dashan Metallurgical Engineering Technology Co., Ltd., a key subsidiary of the Dashan Group (DLDS Group) established in 1992, is a prominent manufacturer and engineering specialist based in Dalian, China. The company operates as a comprehensive group with specialized subsidiaries focusing on crystallizers, heavy machinery, surface treatment, and copper production. With a workforce of 500 to 1,000 employees and an annual turnover reaching 700 million CNY, the group is recognized as a High-tech and SRDI (Specialized, Refined, Differential, and Innovation) Enterprise, holding numerous independent intellectual property rights and core technologies.