Dalian City Chemical Engineering Design Institute Co., Ltd. is registered in Dalian, Liaoning Province, and is a comprehensive engineering technology service enterprise with chemical engineering design as its core, holding a Class A qualification for engineering design in the chemical, petrochemical, and pharmaceutical industries. The company has been deeply engaged in chemical engineering design for many years, serving customers across multiple sub‑segments such as chlor‑alkali, organic chemicals, and fine chemicals, and is an important component of Dalian’s chemical engineering service system. The company’s main business is engineering design for the chemical, petrochemical, and pharmaceutical sectors, providing process package development, front‑end engineering design (FEED), detailed engineering design (EPC support), and engineering consulting services. Design expertise covers chlor‑alkali units (ion‑exchange membrane electrolysis, caustic soda evaporation concentration), organic chemicals (synthetic reactions, distillation separation), fine chemicals (batch and continuous processes), and chemical utilities (steam, circulating water, wastewater pretreatment) among other specialties. The company has a full‑discipline configuration: process, equipment, piping, instrumentation & control, electrical, civil works, etc., enabling it to offer owners a complete design service chain from process integration to construction‑drawing delivery. The company holds a Class A qualification for engineering design in the chemical, petrochemical, and pharmaceutical industries, qualifying it to undertake full‑discipline design of large‑scale chemical projects. In the chlor‑alkali and organic chemical design fields, it has accumulated long‑term engineering practice experience and possesses the capability to cooperate with domestic and international technology suppliers to complete technology‑license package conversion designs. The company has long provided engineering design services to chemical enterprises in Dalian and the Northeast region, undertaking numerous front‑end and detailed design projects for chlor‑alkali, organic chemical, and fine chemical plants, thereby building specialized expertise in chlor‑alkali and organic chemical design.

Jereh Group was founded in 1999 as an innovation-driven diversified industrial group. Its businesses span petroleum industrial clusters, natural gas industrial clusters, data center and power industrial clusters, and new energy industrial clusters, committed to providing customers with competitive, safe, and reliable products, services, and systematic solutions. Since its founding, we have taken sincerity as the cornerstone of Jereh's corporate culture. While continuously creating value for customers, we also contribute honesty, kindness, and respect to society. Today, our business operates in over 70 countries and regions, with more than 9,000 outstanding employees. We are open to cooperation with global partners, working together to build a more efficient and sustainable future. Currently, Jereh Group has two listed companies (Jereh Stock 002353, Deshi Stock 301158). It is a National Technology Innovation Demonstration Enterprise, National Intellectual Property Demonstration Enterprise, National Service-Oriented Manufacturing Demonstration Enterprise, and a National Quality Benchmark enterprise. The Group has 11 national high-tech enterprises and 1 National Pilot Demonstration Enterprise for Integration of New-generation Information Technology and Manufacturing. Driven by innovation, it has established more than 10 national and provincial-level scientific and technological innovation platforms, including a National Recognized Enterprise Technology Center, National Industrial Design Center, Shandong Technology Innovation Center, Shandong Manufacturing Innovation Center, and Shandong Engineering Research Center. It has 3 National Service-Oriented Manufacturing Demonstration Enterprises, 2 Shandong Science and Technology Leading Enterprises, and 3 Shandong Gazelle Enterprises. To date, it has undertaken over 90 national and local research projects, with 23 technological achievements reaching international leading standards, 11 achievements receiving provincial-level science and technology progress awards, and 4 achievements receiving provincial-level industrial design gold awards.

Dalian Changxing Island Port Investment and Development Co., Ltd. is a state-owned wholly owned enterprise established with capital contributions from the Management Committee of Dalian Changxing Island Economic and Technological Development Zone. It is positioned as a specialized port investment and operation entity in the Bohai Rim region, providing deep support for high-quality development of Liaoning’s coastal economic belt and construction of Dalian as an international shipping center. The company’s core business focuses on investment, construction, operation, and integrated development of infrastructure at the Changxing Island Port Area, covering integrated optimization of wharf shoreline resources, construction of deep-water berths, supporting development of collection-and-distribution transport systems, and coordinated integration of port, industry, and urban development—specifically addressing logistics demands of national-level petrochemical industry bases and shipbuilding & offshore engineering equipment manufacturing clusters. Leveraging core capabilities—including integrated intelligent loading/unloading systems for large-scale specialized terminals, application of BIM+GIS platforms for full-lifecycle infrastructure management, and green-port low-carbon transformation initiatives (e.g., shore power facilities covering all berths, vapor recovery system construction)—the company has completed and is operating key projects such as a 300,000-ton crude oil terminal, a vehicle roll-on/roll-off terminal, and the Changxing Island port-access expressway connecting line. In terms of qualifications, the company holds a valid “Port Operation License” (Liaoning Dalian Port Operation Permit No. 2022-017) and a “Waterway Transport Auxiliary Business License,” and has obtained ISO 9001:2015 Quality Management System Certification. Its service scope is concentrated in the Bohai Rim region, with core clients including leading enterprises in the port-adjacent industrial sector such as Hengli Petrochemical, Dalian Shipbuilding Industry Co., Ltd., and FAW Logistics (Dalian) Co., Ltd. The company is open to cooperation in areas including joint construction of port infrastructure, intelligent upgrading, green and low-carbon transformation, and collaborative optimization of collection-and-distribution transport systems, offering customized port-and-shipping infrastructure services and comprehensive development support to upstream and downstream enterprises across the industrial chain.