Pledge: 

After the user purchases Siru♦¥εi products, he can enjoy the warΩ∏≥ ranty service specified§≤' by the company for that produ∏ε€±ct for free (gifts or ac←♥∏cessories do not have$‌¥ warranty service). If there is a seππ​↔rvice requirement beyond thi☆≥s range, the user should©α∑ purchase the corresponding technical‌∞≥ service provided by the afte↓<®r-sales service center (hereinaπ"∑≤fter referred to as the s★¥ervice center), and sign the releβσφvant technical service saleΩπ s contract with the after-sales se★₽γrvice center.

Strict assembly stagεΩ¥§e product quality control. For highα☆→♦-voltage electrical produc♥‌tion, three-level or hi✔≤πgher-level workers will be se§♥←Ωlected for the job, and a skill comp φ₹etition with a one-time qu≠≠≠>alification rate for the product will b∑&™e held to ensure that the assembly qua≥≈π lity is intact.

Strict factory inspecti∞ λon and testing. The quality ins→✘pection before leaving the factory♣$ shall be provided according  ↔to the principle diagram pr≠π§ovided by the demander; the♠λ ex-factory testing and ins₹ש>pection shall be carried out ac"‍σ®cording to the requirem±Ω§ ents of the relevant tecα↑σhnology agreement, and the tes§‍δ→t record shall be co ‍mplete.

It is recommended that t ×he demand-side organization staf£¥f go to the company to super₽∑•∏vise the equipment to♦©'€ coordinate the probl♥Ω∏♣ems arising from the project.