Home / Services

OUR SERVICES - GLOBAL WASTEWATER SOLUTIONS

Professional · Reliable · One-Stop Service
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,  WhatsApp, Online Form.

FAQ

  • 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.
HAVE ANY QUESTIONS?
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.

QUICK LINKS

PRODUCTS CATEGORY

CONTACT US

Telephone: +86-13556783664
 WhatsApp: +8615521201645
 QQ: 1050195160
Email: meila@dgslong.com
 Address: Wanjiang District, Dongguan City, Guangdong Province
Copyright © 2026 Dongguan Shenglong Environmental Protection Technology Co., Ltd. All Rights Reserved. Sitemap | Privacy Policy