One-Stop Environmental Turnkey Solutions
Offer one-stop environmental solutions covering design, procurement, installation, and commissioning.
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High-Quality Equipment Backed By Numerous
 Sludge dewatering machines
 Solid-liquid separators
 Aeration blowers, etc.
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EXPERT STAFF, 
EXCEPTIONAL SERVICE 
 10 + Years Experience
 600+ Successful Cases
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PRODUCT CATEGORY​​​​​​​
The company specializes in the treatment of organic wastewater from the breeding industry, slaughterhouse wastewater, municipal sewage, etc.

Solution Of Wasterwater Treatment

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ABOUT US

Dongguan Shenglong Environmental Protection 
Technology Co., Ltd.
Shenglong Environmental Protection is located in Dongguan, Guangdong. It is a comprehensive environmental protection technology enterprise integrating environmental protection consultation, research and development, design, equipment production, sales, construction and operation. The team has been deeply involved in the environmental protection industry for many years, with strong technical reserves and a solid customer base.
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Years Experience
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Cases
CONTACT

SERVICE ADVANTAGES

Having been deeply involved in the environmental protection industry for many years, we have a solid technical reserve and a solid customer base.
Pre-Sales Consultation
 Free Technical Assessment: Review water quality data & site conditions within 48 hours.
 Customized Solutions: Tailored process design based on local regulations & budget.
 Budgetary Quotation: Transparent cost breakdown with multiple options.
 Site Visit: Available for complex projects (travel expenses applicable).
 Feasibility Report: Detailed technical & economic analysis.
During Project Execution
 Engineering Design: P&ID, layout drawings, licensed calculations.
 Equipment Supply: Standard & customized core components with global certification (CE, ISO).
 Installation Supervision: Remote guidance or on-site supervision by experienced engineers.
 Commissioning & Startup: Systematic debugging until stable operation.
 Operator Training: Hands-on training + operation manual (English available).
 Real-time Support: Dedicated project manager with weekly progress reports.
After-Sales Support
 1-Year Warranty: Core equipment guaranteed, lifelong maintenance support.
 24/7 Remote Support: Video troubleshooting within 6 hours response.
 Spare Parts Supply: Global shipping within 7-15 days, local agent network developing.
 System Optimization: Free remote performance review every 6 months.
 Upgrade Services: Capacity expansion & technology retrofit solutions.
 Contact us today for a free quote: Email, WhatsAp, Online Form.

CASES

The design control over environmental protection in organic wastewater is more precise, and the engineering practice is more abundant. Many classic cases and high-quality projects have been implemented.
  • Chongqing 69 Animal Husbandry Technology Co., Ltd. Xinglongwan Breeding Pig Base Wastwater Treatment Project
  • Sihong Dekang Agriculture And Animal Husbandry Technology Co., Ltd. Tiangang Lake Farm Wastwater Treatment Project
  • Lushan Jinchiyang Agriculture And Animal Husbandry Co., Ltd. Lushan Shuangshi Breeding Pig Farm Wastwater Treatment Project
  • Chongqing 69 Company Qianjiang Luojiacao Wastwater Treatment Project
  • Anhui Jinzhai Liuchong Wastwater Treatment Project
  • Shangluo Manchuanguan Wastwater Treatment Project
  • Huanshan Group Zhangshi Damaoping Wastwater Treatment Project
  • Chongqing 69 Animal Husbandry Technology Co., Ltd. Xinglongwan Breeding Pig Base Wastwater Treatment Project
  • Sihong Dekang Agriculture And Animal Husbandry Technology Co., Ltd. Tiangang Lake Farm Wastwater Treatment Project
  • Lushan Jinchiyang Agriculture And Animal Husbandry Co., Ltd. Lushan Shuangshi Breeding Pig Farm Wastwater Treatment Project
  • Chongqing 69 Company Qianjiang Luojiacao Wastwater Treatment Project
  • Anhui Jinzhai Liuchong Wastwater Treatment Project
  • Shangluo Manchuanguan Wastwater Treatment Project
  • Huanshan Group Zhangshi Damaoping Wastwater Treatment Project

FAQ

Our products are welcomed in the Mid East,Eastern Asia, Africa and the united states, and domestic with high quality low price and top-grade services. If you have any questions, please feel free to contact with us at any time.

  • Q How about the quality?

    A We have one year quality guarantee, our customers have used our machines for a long time.

  • Q How should I order?

    A Choose the products what you like, or send us your requirement, our engineer can make a project and quotation for you. If necessary , we can arrange engineer to investigate the condition. (After confirming all details and signing the contract, you can do deposit or make the LC, then we produce it ,We deliver these machines by ship according to our agreement. We send the documents to you after shipment).

  • Q What about payment?

    A T/T and L/C payment can be accepted, T/T is more commonly accepted.

  • Q Lead time?

    A 15~30 days (depends on the style of the machine). The whole wastewater treatment plant takes about 2~3 months.

  • Q How can I get to you company?

    A We are located in Dongguan City ,Guangdong China, which is nearby Shenzhen, you can take the flight to Shenzhen airport,We will arrange the driver to pick you up.You are welcome to visit our company.

LATEST NEWS

Professional Instructions For Pollution Treatment in Livestock And Poultry Breeding

Pig farm manure treatmentThe wastewater from pig farms mainly consists of urine, feces and trough water. The concentration of pollutants in the wastewater produced by different manure removal methods varies. At present, the main methods of manure removal in pig farms include soaking manure and mecha

Two New Additions! Shenglong Environmental Protection Has Achieved A New Breakthrough in Its Qualification Certification

Recently, Shenglong Environmental Protection has successively obtained the Construction Enterprise Qualification Certificate (Second-class Professional Contracting for Environmental Protection Engineering) and the work Safety license issued by the Dongguan Municipal Housing and Urban-Rural Developme

Good News: The Sewage Treatment Project of Damaoping in Sanchang, Zhangshi City, Hunan Province Has Been Successfully Accepted

On July 30th, Shenglong Environmental Protection, in collaboration with Guiyang Qinshan Agricultural and Animal Husbandry Technology Co., LTD. (Party A), organized an on-site acceptance inspection of the "Zhangshi Sanchang Damaoping Sewage Treatment Project" in Chenzhou, Hunan Province. General Mana

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CONTACT US FOR ASSISTANCE.
It is a comprehensive environmental protection technology company integrating environmental protection consultation, research and development, design, equipment production, sales, construction and operation.

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CONTACT US

Telephone: +86-13556783664
 WhatsApp: +8615521201645
 QQ: 1050195160
Email: meila@dgslong.com
 Address: Wanjiang District, Dongguan City, Guangdong Province
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