How does Huawei make information smooth and credible?

There is a black cat complaint about this company on the Internet. Guangzhou Tong Tong Information Technology Co., Ltd. is engaged in the research and development of network technology. Research and development of electronics, communication and automatic control technology; Computer application electronic equipment manufacturing; Wholesale of electronic products; Retail of electronic products; Information electronic technology services; Radio and television receiving equipment and equipment manufacturing (excluding satellite television broadcasting ground receiving facilities); Wholesale of broadcasting equipment and its accessories; Wholesale of radio and television satellite equipment; Camera and equipment manufacturing; Communication system equipment manufacturing; Audio equipment manufacturing; Intelligent installation engineering services; Mechanical equipment leasing; Software wholesale; Software retailing; Software development; Data processing and storage services; Computer wholesale; Computer retail; Wholesale of TV equipment and its accessories; Sales of products produced by the company (except for items prohibited by national laws and regulations; Products involved in licensed operation can only be operated after obtaining a license); Retail of communication equipment; Safety technology to prevent product retailing; Computer technology development and technical services; Research and development of teaching equipment; Scientific and technological information consulting service