Pre-sales service：

Develop plans for new products, new technologies, new field promotion meetings, and product and technology promotion plans in professional fields, or media

On sale service：

Plans for knowledge and skills training of product application and testing, providing RO membrane system design scheme or participation plan

Process: The marketing department and R & D center will provide customers with on-site training in product application and testing knowledge and skills; participate in the design of customers’ RO system solutions and field application guidance; help customers establish and implement produc application, testing and maintenance standards and operations guiding book.

After-sale service:

Quality assurance services during product use, acceptance of product auality complaints and customer service requests,customer care, etc.