Reliable. Qingdao Yilian Technology has registered its trademark and obtained the certification from the industrial and commercial department. With a legal business license, the company is currently in the state of opening. Qingdao Yilian Information Technology Co., Ltd. (formerly known as Qingdao Yilian Information Technology Co., Ltd.), established in 2003, is located in Qingdao, Shandong Province, and is an enterprise mainly engaged in software and information technology services. Address: Shandong Times International Plaza1501-1510, Shandong Road, Shibei District.