Guangzhou Loyal Defender Electronics Co., Ltd. Telephone:86-020-29137157 Country:China Rating:4.7 Address :Floor 3, No. 3, Pengshang Zhifu Rd., Jiahe St., Guangzhou, Guangdong, China Company Information Our company is a manufacturer of on-board diagnostic tools (OBD 2) with well-equipped testing facilities and strong technical force.It's a high-tech enterprise of vehicle-borne products, integrating research, development, production and marketing. Relevant information Zhengtong Technology Co., Ltd.