We have long argued that the delivery is the start of our cooperation, to provide high quality service is our consistent pursuit, established a quick service for the customer channel, the company sets product service center, have a professional service team, including senior professional engineers and professional technicians. Set up after-sales service hotline and complaint hotline to ensure customer's request and timely solution of problems in product use. As long as you call our service hotline or the telephone of the sales service network, whether pre-sale, sale, or after-sales service will be effectively solved.