Beijing Jeffoptics Co., Ltd & Jinan Hot Sealant Material Co., Ltd

Beijing,  Beijing 
  • Booth: 3010

Beijing Jeffoptics Co.,Ltd. is a company dedicated to R&D glass surface stress measurement instruments. The instruments are applied for chemical tempered glass surface stress measurement and thermal tempered glass surface stress measurement. At the same time, HOT special products are synchronous speed to develop the international market, and actively involved in international market.