Shenzhen Kinghelm Electronics Co., Ltd. In 2018, Shenzhen Kinghelm Electronics Co., Ltd. was granted an invention patent for its Beidou-Based Intelligent Container Electronic Lock. By integrating ...
SANTA MONICA, CA / ACCESSWIRE / May 4, 2015 / PearTrack Security Systems, Inc. (PTSS) ("PearTrack"), today announced it has completed the key acquisition of the patented container locking system, ...