EMAR Hardware Co., Ltd. After years of technical accumulation, it has finally developed the manufacturing technology of Kovar alloy drawing square tube, breaking the monopoly position of the West in this technology. It is our country‘s procurement of glass packaging alloys that no longer needs to be purchased at high prices from abroad. Kovar alloy is difficult to process because of its high hardness, but it is an indispensable part of aerospace electronic connection equipment. In the past, the precision processing of Kovar alloy has always relied on foreign imports. After years of technical accumulation and exploration, EMAR Hardware Co., Ltd. has finally successfully stretched the Kovar alloy square tube and sent it to foreign countries for testing to fully meet the technical standards. Now many companies that do glass sintering have issued an intention to purchase cooperation agreement to our company. EMAR Hardware Co., Ltd. has always maintained the concept of technical quality priority and has finally achieved gratifying results!