The expectation of "LUMGE" is to continuously improve service quality and keep improving. "Sincere service" is our eternal theme. Strictly follow the IS0 quality system certification requirements, strictly control the quality, and take the responsibility to the individual to ensure the healthy operation of production, sales and service. Strengthen communication with users, and wholeheartedly provide our customers with excellent products and perfect services.

Product Standards:
The products are designed, manufactured, and accepted in strict accordance with international standards such as ISO、GB、CE、GS

Pre-sale service:
Product introduction, technical exchange, non-standard product design, troubleshooting.

In-sale service:
Keep promises, guarantee timely delivery, and keep in touch with customers at any time. For special or replicated products, our factory arranges technical personnel to perform product use and troubleshooting for users

After-sales service:
1. Under normal conditions of use and non-human damage, the product quality period is 12 months from the factory.
2. Our factory regularly organizes technical and quality inspection personnel to visit and solicit feedback from users on quality, use status, improvement opinions, etc., in order to further improve quality.
3. Respond quickly to user complaints about quality problems.
4. For after-sales service, users are required to fill in the quality feedback information form after the service and make appraisal opinions in order to improve our service quality.