Founded in 1976, we are manufacture of loose diamonds and jewelries Japan. In 2001, presented an original diamond cut shape named the O.E. cut. It was introduced by Rapaport Diamond Report, TV programs newspapers. The is derived from a formula totally different Tolkowsky's ideal ...
Telephone:81-3-64267500
Address:7F 1-20-7 Ginza,
Kingsign Technology Co., Ltd. was founded in 2005. We are a leading manufacturer specializing developing, manufacturing and marketing for large format advertising equipment. have been this industry more than 10 years. Our sales service networks covered all over the world. has obtained high ...
Telephone: 66-0-29890955
Address:46 / 60 Rajuthit Rd, Sansarb, minburi