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Zhejiang TITAN Design& Engineering CO., Ltd used to be Zhejiang Petrochemical Engineering Design Institute, was founded in 1958. In 2002.

Zhejiang Tianzheng Design Engineering Co., Ltd. ("Tianzheng Design") traces its origins to the Zhejiang Provincial Petrochemical Design Institute, founded in 1958. Following a comprehensive restructuring in 2002, the company has evolved into a technology-driven enterprise specializing in three core business areas: engineering design and consulting, engineering, procurement and construction (EPC), and engineering supervision.
With a workforce of over 600 employees, more than 95% of whom are professional and technical personnel, Tianzheng Design boasts two National Master Designers in Petroleum and Chemical Engineering and two Master Designers in Pharmaceutical Engineering. Its talent pool includes over 230 senior and professor-level senior engineers, and nearly 200 certified engineers across various national disciplines. The company operates more than 20 specialized departments, covering process engineering, piping, equipment, civil engineering, instrumentation and electrical engineering, digital intelligence, utilities, project management, procurement, cost estimation, and construction management.
Tianzheng Design holds a comprehensive portfolio of qualifications, including Class A design licenses for the chemical, petrochemical and pharmaceutical industries; light textile industry (food, fermentation and tobacco engineering); and construction industry (architectural engineering). It also holds Class B design licenses for commerce, grain and oil, municipal engineering (drainage, urban gas, heating, and environmental sanitation), environmental engineering (water pollution prevention), and chemical fiber engineering. In addition, the company possesses Class A engineering consulting credentials for chemical, petrochemical and pharmaceutical projects, Class B credentials for construction consulting, and design qualifications for A1/A2/A3 pressure vessels and GA2/GB/GC/GCD pressure pipelines. Its business spans the chemical, petrochemical, pharmaceutical, storage and transportation, logistics, light industry, gas, environmental engineering, and industrial and civil construction sectors, with projects across all 31 provinces and municipalities in China and in 18 countries including the United States, Germany, France, and Japan.
Over more than six decades, Tianzheng Design has established distinctive professional advantages and a strong market presence in the chemical, petrochemical, pharmaceutical, and logistics and storage sectors. The company has expanded its business model from engineering design to full-cycle engineering construction services. While steadily growing its design and consulting practice, it actively develops EPC and project management services, extends into technology integration and plant operation services, and strives to become a premier service provider for the full lifecycle of engineering products.
The company is committed to delivering technology-leading, safe, eco-friendly, high-quality, and efficient engineering products, backed by trustworthy and attentive service. Its accolades include one National Silver Award, one Gold Award at the National Torch High-Tech Products Exhibition, one First Prize for Scientific and Technological Progress from the China Environment Protection Federation, five Zhejiang Provincial Scientific and Technological Progress Awards, and over 170 industry and provincial-level excellent engineering design awards. Tianzheng Design has been recognized as a National High-Tech Enterprise, a Provincial High-Tech Enterprise R&D Center, and a Provincial Enterprise Research Institute. It has also been honored as a Zhejiang Provincial Leading Service Enterprise, one of Hangzhou's Top Ten Key Industrial Enterprises, among Hangzhou's first batch of Headquarters Enterprises, a National Outstanding Unit in Energy Conservation and Emission Reduction, an Innovative Outstanding Enterprise in China's Survey and Design Industry, an Outstanding Enterprise and Technology Innovation Demonstration Enterprise in China's Petroleum and Chemical Survey and Design Industry, and an Outstanding Enterprise and Integrity Unit in Zhejiang's Survey and Design Industry. It has consistently ranked among the Top 100 National Project Management Enterprises. With several hundred patents and software copyrights, and participation in compiling nearly 30 national, industry, and association standards, the company's comprehensive strength continues to rank at the forefront of peers of similar scale nationwide.
Looking ahead, Tianzheng Design will uphold its core value of Science First,embrace the development philosophy of Foresight, Efficiency, and Innovation,focus on its principal business, and advance comprehensive digital transformation.Leveraging its competitive strengths in technology, talent,mechanisms, and teamwork,the company looks forward to partnering with all stakeholders to create new milestones together.