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2003 Chongxin Group Sales Company was established to mainly sell machinery and equipment, assisting in the improvement of waste treatment technology and equipment research and development.

2015 In 2015, the group company established an independent R&D center in Texas to engage in the R&D and production of equipment in the field of domestic waste pretreatment.

2021 HBG series stepper feeder exported to Vietnam

2022 HZFX12 series air separator exported to Indonesia

2023 Shandong Haiyin New Environmental Technology Co., Ltd. and Zhongcheng Institute (Beijing) Environmental Technology Co., Ltd.'s "Research and Application of Decoration Waste Resource Treatment Technology" project passed the acceptance inspection. Haiyin New Environment Company's HPK chain plate conveyor, disperser, and air separator are recognized and promoted by alternative fuel engineering companies such as China National Building Materials, China United Cement, and Sinoma Environment.

2024 Shandong Haiyin New Environmental Technology Co., Ltd. and Zhongcheng Institute (Beijing) Environmental Technology Co., Ltd.'s "Research and Application of Decoration Waste Resource Treatment Technology" project won the "Third Prize" for scientific and technological innovation in the equipment manufacturing industry in Shandong Province.

2006 In 2006, the sales company of zhongxin group has officially entered the field of environmental protection equipment sales, and participated in equipment manufacturing, equipment installation, process improvement, equipment operation and debugging in all major environmental protection engineering projects in China.In 2003,Founded in dezhou, zhongxin group sales company has become a sales company of mechanical equipment and environmental protection equipment, which is mainly engaged in sales, auxiliary technology improvement and equipment research and development.

2016 In 2016, Dezhou tongbang environmental protection technology co., ltd. was established, and formally independently researched and developed domestic waste treatment equipment adapted to the national conditions.

2017 In 2017, Dezhou dingxin risheng environmental protection technology co., ltd. was established, and has carried out a number of environmental protection projects in the country.

2018 In 2018, The company has completed hunan wanrong henan xinmi pyrolysis gasification project, xinfeng cement wuan household waste cement kiln collaborative disposal project."Haiyin new environment waste disposal equipment supermarket" opened. In order to meet the needs of the market, the group set up a research and development center in Texas. And established shandong haiyin new environmental technology co. LTD. And has undertaken in succession in material gezhouba yicheng project, material liyang reconstruction project construction.

2019 In 2019, Shandong haiyin new environmental technology co., LTD. Tangshan cement kiln collaborative disposal project, Beijing environmental health foreign-related service center project, beidaihe qinhuangdao project have been put into use. Haiyin new environment products were awarded 40 years of reform and opening up outstanding achievement award" by dezhou enterprise association of shandong province.Shandong haiyin new environmental technology co., LTD. Was awarded 2019 outstanding company contribution award.