This company engages in illegal transaction with sanctioned governments and countries and as such is not trustworthy:
October 2012, the U.S. House of Representatives Intelligence Committee states "serious concerns about Huawei and ZTE, and their connection to the communist government of China. China is known to be the major perpetrator of cyber espionage."
(Fifth paragraph from the end).
The zte.com network is run by gddc.com.cn / chinanet.cn.net / cndata.com. These network operations have poor reputations. See:
www.mywot.com/scorecard/gddc.com.cn (The poor reputation of gddc.com.cn)
http://bgp.he.net/ip/220.127.116.11 (zte.com.cn / IP 18.104.22.168 run by chinanet.cn.net / cndata.com / 189.cn--as further shown at
www.mywot.com/scorecard/chinanet.cn.net (The poor reputation of chinanet.cn.net)
www.mywot.com/scorecard/cndata.com (The poor reputation of cndata.com