Qinhuangdao Tonglida Env-Pro Energy Engineering Co., Ltd
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Qinhuangdao Tonglida Environmental Protection Energy Co., Ltd.
🇨🇳 China
199851-100 peopleService Company/ManufacturerEstablished brand
High-tech enterprise
Own brand
ODM manufacturer
Key customer
CHINA AEROSPACE
Description
Qinhuangdao Tonglida Environmental Protection Energy Co., Ltd. is a professional manufacturer and service provider established in 1998, specializing in environmental water treatment and energy-saving solutions. Based in Qinhuangdao, China, the company operates as a high-tech enterprise integrating R&D, design, manufacturing, installation, and operation. With a workforce of 51 to 100 employees, they maintain a robust quality management system backed by ISO 9001, ISO 14001, and ISO 45001 certifications, alongside specialized qualifications for pressure vessel design and manufacturing (A1 and A2 levels).
Their comprehensive product portfolio includes industrial and rural water treatment systems such as reverse osmosis equipment, ultrafiltration units, integrated dosing devices, and sodium carbonate silos. Additionally, the company is a significant producer of heat exchangers, pressure vessels, nitrogen gas storage tanks, and anticorrosion products. Through its subsidiary, Liaoning Tonglida Technology Co., Ltd., the firm leverages advanced production facilities to serve diverse sectors including metallurgy, petrochemicals, and municipal engineering.
Tonglida has established a strong market presence by providing zero-discharge and reclaimed water reuse systems to high-profile clients such as Sinopec, PetroChina, and Shougang Group. Recognized as a "Specialized and Sophisticated" enterprise in Hebei Province, the company continues to focus on low-carbon technologies and solid waste reuse for both domestic and international markets.
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Chengdu Lida Technology Co., Ltd
🇨🇳 China
11-50 peopleManufacturer/Service CompanyLow MOQ
Product customization
High-tech enterprise
ODM manufacturer
Key customer
PEPSICO
Key market
Asia
Description
Chengdu Lida Technology Co., Ltd is a manufacturer and service company based in Chengdu, China, specializing in the research, development, manufacturing, sales, installation, and technical support of fabricated environmental protection equipment. With approximately 15 years of experience and a factory area of 10,000 m2, the company employs 11 to 50 people and offers ODM and contract manufacturing services. They provide comprehensive solutions for water environment treatment and solid waste disposal, with an annual production capacity of up to 80,000 enameled steel plates and over 200 sets of double membrane gas storage equipment. Their core product lines include Glass Fused To Steel (GFS) Tanks, Epoxy Coated Steel Tanks, and Bolted Stainless Steel Tanks, which are used for municipal potable water storage, fire protection, wastewater/sewage treatment, biogas engineering, and dry bulk storage. Chengdu Lida Technology Co., Ltd's research, development, design, and fabrication processes strictly comply with international standards such as AWWA D103-09, OSHA, ISO 28765, and NSF/ANSI 61. They are an Audited Supplier verified by SGS and serve a diverse clientele, including Pepsico Food.
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