our sales starts from service, pre-sale services and after-sale services.
Pre -sale Service:
1. Reply promptly in 24 hours with fluent English and professional knowledge
2. Provide best necessary spare parts at low price (some for free)
3. If there is something wrong with the filter materials,we will give a response and provide the solutions in 24h
4. Provide long term technical support and innovation upgrade guidance
5. OEM is available for TOP Products
6. Protect sales area, ideas of design and all your private information
1.The warranty period is 6--12 months from commissioning acceptance date on. After the warranty period is over we provide lifelong maintenance and technical service.
2. We guarantee the maintenance time no more than 3 working days and response time within 1 hour.
3. We build instrument service profile for our clients to record the product service and maintenance conditions.
4. After instruments start service, we will pay follow-ups to collect the service conditions.