2013.10.23, Changde Longjishun Environmental Engineering Co., Ltd. was established.

2017.05.26, Wuhu Longjishun Cleaning Service Co., Ltd. was established.

2017.12.22, Hukou Longjishun Sanitation Service Co., Ltd. was established.

2018.01.15, Xinyu Longjishun Cleaning Service Co., Ltd. was established.

2018.01.31, Jieshou Longjishun Environmental Engineering Co., Ltd. was established.

2018.05.23, Ji 'an Long Jishun Cleaning Service Co., Ltd. was established.

2018.06.04, Xingyang Longjishun Environmental Sanitation Service Co., Ltd. was established.

2018.08.21, Biyang Longjishun Environmental Service Co., Ltd. was established.

2019.03.02, Dayu Longjishun Angel Environmental Development Co., Ltd. was established.

2019.03.25, Tangshan Longjishun Environmental Service Co., Ltd. was established.

2019.04.23, Longchuan County Longjishun Cleaning Service Co., Ltd. was established.

2019.06.05, Pingxiang Longjishun Environmental Engineering Co., Ltd. was established.

2019.06.24, Longjishun Environmental Engineering Co., Ltd. was established.

2019.10.12, Dongming Long Jishun Environmental Service Co., Ltd. was established.

2019.10.31, Wenzhou Weiming Smart Sanitation Co., Ltd. was established.

2020.05.09, Lixian Longjishun Environmental Engineering Co., LTD was established.

2020.05.18, Shangrao Longjishun Environmental Technology Co., Ltd. was established.

2020.06.28, Luhe County Longjishun Environmental Protection Technology Co., Ltd. was established.

2020.08.17, Suizhou Longjishun Environmental Engineering Co., Ltd. was established.

2020.08.28, Putian Longjishun Industrial Development Co., Ltd. was established.

2020.10.15, Huaibei Longjishun Environmental Engineering Co., Ltd. was established.

2021.05.06, Ganzhou Longjishun Cleaning Service Co., Ltd. was established.

2021.05.26, Zhaoqing Longjishun Environmental Engineering Management Co., Ltd. was established.

2021.10.19, Suizhou Zhongxinhang Environmental Engineering Co., Ltd. was established.

2022.06.15, Suichuan Zhongxinhang Environmental Service Co., Ltd. was established.

2022.12.02, Ningxiang Zhongxinhang Environmental Technology Co., Ltd. was established.

2023.01.05, Heyuan Zhongxinhang Environmental Service Co., Ltd. was established.

2023.01.11, Zunyi Zhongxinhang Environmental Service Co., Ltd. was established.
 
2023.02.13, Zhangshu Zhongxinhang Environmental Service Co., Ltd. was established.
 
2023.08.02, Zhongxinhang (Xi 'an) Intelligent Technology Co., Ltd. was established.
 
2023.08.30, Dongguan City Xinhang Urban Environmental Service Co., Ltd. was established.
 
2024.01.15, Zhongxinhang (Guangdong) Smart iot Co., Ltd. was established.
 
2024.05.21, Anhui Zhongxinhang Technology Development Co., Ltd. was established.
 
2024.05.22, Zhongxinhang (Nanchang) Environmental Service Co., Ltd. was established.
 
2024.06.05, Zhongxinhang (Ganzhou Nankang District) Environmental Service Co., Ltd. was established.
 
2024.07.09, Jieshou Zhongxinhang Environmental Technology Co., Ltd. was established.