Dong Min Guo

Chengdu Retool Science & Technology Co., Ltd. engages in the provision of automated & intelligent physical testing instruments and overall system solutions in the tobacco industry. Its products include testing equipment, quality control equipment, and customized special testing equipment. The company also provides value-added after-sales services such as repairs, maintenance, upgrades, and transformations. Chengdu Retool Science & Technology was founded on July 18, 1996 and is headquartered in Chengdu, China.

SKY Technology Development Co., Ltd. CAS engages in research, development, manufacture and sale of dry vacuum pumps, vacuum parts and vacuum equipment. It also provides technical services. The company was founded in 1958 and is headquartered in Shenyang, China.