How much is the installation and maintenance of cold storage in Haizhu District of Guangzhou? Will it affect maintenance? During this period, the company will arrange technicians to know the breakdown phenomenon of cold storage described by customers in detail through video communication tools, accurately judge the breakdown range online, and provide maintenance contracts, maintenance plans and maintenance “ations online. The Company strictly implements the requirements for returning to work, and (1) the prevention and control mechanism is in place. (2) The staff is checked in place. (3) Facilities and materials are in place. (4) Internal management is in place. (5) Publicity and education are in place. Wear masks and gloves during the whole operation. Technicians are skilled and quick. Video communication with customers in the early stage, “ation, etc. Reduce on-site time. Construction work is in place quickly. It can ensure the construction period requirements of the majority of users.