1. Our company can provide installation, debugging and technical training for all our products. 2. After the installation and commissioning, the warranty period is one year (except for vulnerable parts and artificial damage), with a lifetime warranty. 3. Irregular on-site maintenance, on-site operation and technical training. 4. Service content: in case of equipment failure, first communicate by phone. If the problem cannot be solved, our company will rush to the site as soon as possible to solve the problem. After sales service includes not only equipment maintenance, but also technical support. Our technicians can carry out on-site technical training and provide a complete set of solutions. Professional and technical personnel shall follow up the use of user's equipment at any time.