Service promises
　　1．The company possesses the professional service stuffs, site engineers and advanced technicians with rich experience, and will get to the site for any problem as soon as possible to take technical service.
　　2．In one week for delivering products, our after-sales people takes telephone track consultation according to customers’ contact until reaching customer satisfaction.
　　3．For all the complaints about products, we will reply in one hour, and will get to the site in 24 hours for the same province and make out the plan for complaint conditions.
　　4．The company promises the technicians will arrive if you need to better solve problems for customers.
　　Transportation ways:
　　1．We will seek freight depot；
　　2．Customers will pay goods below 1,000kg; we will take charge of all the freights above 1,000kg products.

　　Goods returning and exchanging promises
　　1．Customers find quality problems in normal condition to get the contact with us quickly, and conveniently get help and support in time.
　　2．The following situation can’t take goods returning and exchanging promises:
　?。?）．Products are used in abnormal situations.
　　（2）．Our products are mixed with other products to make other pheromones without technical authentication.
　?。?）．Customers add other fillers to our product to let products no use or give technical problems.
　　（4）．Expiring application limitation.