Shenzhen Langsitong Information Technology Co., Ltd. is a platinum distributor of HP commercial products, a core distributor of HP tape drives and tape libraries, and a core distributor of HP storage media. Won the MSA 1000 Disk Array Cabinet Sales Diamond Award from HP in China. Main server products, computer room construction, system planning, network products, storage devices, business notebooks, desktops; The company is also an authorized system integrator and product agent of cisco certified distributor, H3C certified distributor, Xun You Network, Dell, 3Com, Avaya, Symantec, Secure Computing, CA, Nai, Pentasafe, Checkpoint, RSA, SonicWall and China Network.
Lucent's after-sales service is based on the after-sales service of Hewlett-Packard, Hewlett-Packard and ibm, so I think I can buy it with confidence.