Three not only supply high-quality products for the majority of users, after years of brand accumulation, gather a group with the spirit of hard work, the theory and practice of experienced professional marketing team, provide the venue construction, maintenance and maintenance services and other solutions.
Pre sale:
1, site solutions (including product recommendation, cost budget, site construction and maintenance programs)
2, free for users to professional site paving drawings design
Sale in:
1, strict monitoring of the production process, to ensure product quality and quantity of supply

2, skilled professional construction team, the use of professional construction equipment and materials

After sale:
 1, according to the warranty provisions provide product after-sales service
 2, customer service commissioner regularly visit user use, collect user feedback, establish detailed user files, improve product and service quality