Preston & Thornton Co., Limited is the Chinese agent of the French Microwave Vision Group, a supplier of antenna test systems. Microwave Vision Group is the world's leading manufacturer of antenna test and measurement systems, radio frequency safety equipment and electromagnetic compatibility. Provide high-performance antenna measurement systems for domestic mobile phone antenna and communication product manufacturing and R&D enterprises. To cope with the continuous development of domestic business. The R&D team is composed of EMC system integration experts, antenna measurement experts, shielding product designers, automatic control engineers, RF engineers and software engineers. The company is located in Flat/RM 803, Chevalier House, 45-51 Chatham Road South,  Tsim Sha Tsui, KL, Hongkong. It mainly provides users with high-performance antenna measurement systems, EMC measurement systems, antenna/EMC anechoic chambers, SAR measurement systems, antennas and other products. The company’s predecessor, through more than 10 years of market cultivation and precipitation, has served many electronic communications, military research institutes, Users in the fields of aviation, medical care, education and scientific research have provided services, and have been satisfied and recommended by users. The company has the ability to turnkey antenna systems. Based on the technical support of the French Microwave Vision Group, it can provide project consulting services and other types of technical services, such as the design and manufacture of microwave anechoic chambers, microwave absorbing materials of various brands at home and abroad, and standard antenna design And manufacturing, design and manufacture of SAR system for mobile phone radiation, HAC test system for compatibility of mobile phones and hearing aids, and repair, calibration and transformation of MVG/SATIMO system.