● In January 2018, ZEHO ECO and China Construction Third Engineering Bureau won the bidding of the construction project EPC for the Second Garden Expo in Hubei Province and the First Garden Expo in Jingzhou City, with a construction cost of RMB 847 million.

● In March 2018, the 2018 annual meeting of ZEHO ECO with the theme Heart Road, New Plan and Start Now was held ceremoniously.

● From July 2018, the company expanded into the provinces of Yangtze River Delta and Guangdong-Hong Kong-Macao Greater Bay Area, set up branch offices in Shanghai and Shenzhen, and founded Shanghai Design Institute and Shenzhen Design Institute, to build as an eco-environment and technology operator focusing on the idea of sustainable development.

● In November 2018, ZEHO ECO won the bidding of the construction EPC project of the infrastructures for ecological restoration in Tangshan Donghu Lake Area.

● In February 2019, ZEHO ECO won the general contract project of the Modern Agricultural Exposition Park Design and Construction in Lanzhou New Area and the Rural Complex Design and Construction Project in Lanzhou New Area.

● In March 2019, ZEHO ECO won the First Prize for 2018 Huaxia Construction Science and Technology Award, witnessing the technical strengths of ZEHO ECO in water environment treatment, ecological protection and restoration.

● In March 2019, ZEHO ECO won the bidding of the Ecological Restoration and Wetland Construction of Riparian Buffer Zone of Erhai Lake in Dali.

● In April 2019, ZEHO ECO held the 2019 Strategic Supplier Conference with the theme of Sunshine Cooperation for Win-win in Beijing.

● On June 20, 2019, the company entered the main board market.

● In August 2019, the company qualification system perfection work made several successes, such as the awards of the general contracting qualification of construction engineering and specialized contracting qualification of construction engineering.

● In September 2019, the wetland restoration technology of ZEHO ECO was applied in Xiong'an New Area, winning the bidding of the Tanghe Lake Estuarine Wetland Ecological Preservation Project.

● In September 2019, Jingzhou Garden Expo Park built by ZEHO ECO with ingenuity, opened in Jingzhou, presenting a gift for the seventy birthday of the motherland.

● In February 2020, ZEHO ECO donated medical supplies of over RMB 1 million to help the country combat COVID-19.

● In March 2020, the company won the bidding of Jinhua Chishan Mountain Park with RMB 302 million, helping Jinhua build an ecological park.

● In March 2020, at the critical moment of "grasping two links at the same time" of epidemic prevention and control and orderly resumption of work and production, ZEHO ECO won the bidding of the design and construction EPC of Blue Bay Remediation (North Shore Segment of Meizhou Bay) Project in Putian City with the bid-winning amount of RMB 335 million, ushering in a good start in the work resumption.

● In July 2020, the consortium of ZEHO ECO and China Railway First Group stood out from 35 units and won the bidding of Xiong'an Green Expo Garden, with the contract amount of RMB 548 million.

● In August 2020, ZEHO ECO held the 2020 Semi-annual Marketing Conference with the theme of Strive to Start Again and Achieve New Breakthroughs.

● In August 2020, ZEHO ECO won the First Prize in the International Competition of Nine Water Areas Linked to Center Lake Project.

● In September 2020, ZEHO ECO won the bidding of the Fifth Hebei Garden Expo Design and Construction EPC Project.

● In November 2020, ZEHO ECO and the National Forestry and Grassland Administration East China Inventory and Planning Institute signed the Strategic Cooperation Agreement, and both parties would mainly carry out all-round cooperation in the protected natural area, national forest and wetland parks, national wetland protection and restoration project, ecological "intelligence +" and other fields.

● On November 19, 2020, the Issuance and Examination Committee of the CSRC approved the company's listing application.