What are the sanitation service outsourcing companies?

There are many sanitation service outsourcing companies, among which Renren Jie Group has better business ability.

Renren Jie Group has more than 10000 employees, more than 500 management and professional technicians, and more than 2000 advanced professional cleaning equipment. Nearly 200 branches have been established in more than 50 provinces, cities and counties such as Hainan, Hunan, Hubei, Jiangxi, Anhui, Yunnan, Guizhou, Fujian, Zhejiang, Shaanxi, Hebei, Henan, Shandong, Xinjiang and Inner Mongolia.