China Produces 90% of the World's Synthetic Diamonds
By the end of 2017, China's output of synthetic diamonds has accounted for more than 90% of the world's total production, and cubic boron nitride (CBN) has accounted for more than 70% of the world's t..
Kumthai: All Mesh\Micron Coated\Uncoated Synthetic Diamond\CBN Powder
Brief Introduction to Kumthai's Mesh\Micron Coated\Uncoated Synthetic Diamond\CBN Powder Superior D..
Kumthai: Holiday Notice for China's National Day 2018
China's Golden Week – the National Day, will fall on October 1st every year. It is a great public ho..
Kumthai: Holiday Notice for Mid-Autumn Festival 2018
The Mid-Autumn festival - China's second largest traditional festival after Spring Festival or China..