China International Marine Containers is a global container manufacturer. Among the more than 3000 container houses supplied by CIMC to Rio Tinto, Australia, all of them use Keyi integrated bathrooms.

Beixin Group Building Materials Co., Ltd. is an A-share listed company under the state-owned enterprise China Building Materials Group directly under the State owned Assets Supervision and Administration Commission of the State Council. It is a new building materials industry group in China and a gypsum board industry group company in Asia. Keyi has started cooperation with Beixin Building Materials Group and has provided Keyi's overall bathroom products in multiple overseas projects.

Several influential mining companies in the world acquired Northern Mining Australia in 2000, becoming a leader in exploration, mining, and processing of mineral resources, and one of the iron ore enterprises. Some employee dormitories adopt a container room model, all of which use the Keyi integrated bathroom.

Yazhi is a listed company in Shenzhen and currently ranks first in the integrated housing manufacturing industry. As a long-term supplier of integrated bathrooms for Yazhi Integrated Houses, Keyi has fully demonstrated the advantages of energy-saving, simple and fast combination, light weight, portability and reuse, seismic performance, and suitability for temporary facilities in Yazhi Integrated Houses.

Iwate Prefecture, Japan, launched a container hotel earlier, which received a lot of praise, and all of its interior uses Keyi integrated bathrooms.