Founded in 2009, HHD has been focusing on smart locks and industrial IoT system solutions, based on smart hardware products such as Logistics Smart Locks, Bluetooth Smart Locks, LoRa Smart Locks, Passive Smart Locks, Smart Gateways, Smart Suitcases, Inspection Smart locks combined with logistics. Combining logistics transportation, site management, item control, and personnel management, HHD carried out innovative explorations and successfully created a supply chain material control system - HHDlink. HHDlink provides supply chain process electronic handover and safe delivery, combined with the management of vehicles, warehousing, containers, tankers, mobile objects, and outdoor equipment to realize in-transit monitoring, warehousing monitoring, inspection management, and safety protection in each link of goods and personnel handover and delivery, to achieve a paperless, systematic, process-oriented, traceable and reliable transparent supply chain for documents and handover data.

• Business TypeSupplier,OEM manufacture,ODM manufacture
• Main MarketsGlobal,East Asia,Southeast Asia,North America,South America,East Europe,Australia/New Zealand,Mid-East/Africa
• Main Productsgpslock
• Payment TypeT/T

• Annual turnover￥100,000,000~￥300,000,000
• Annual export value￥30,000,000~￥50,000,000
• Annual imports￥7,000,000~￥10,000,000
• Plant area120,000 ㎡
• Monthly capacity1,200 Set
• OEM supportedYES