WENZHOU KEFENG INSTRUMENT CO.LTD is a company specializing in the gemtesting and detecting

instrument, it incorporate produces, researches and develops, sells into an organic whole.


    Diamond selector`MINI Diamond tester`Moissanite/Diamond tester`Diamond combotester`Digital

gemstone gauge are the leading products of our company, the Moissanite/Diamond tester（ZL01264391.2)

and Diamond combotester(ZL0323624.1) are Chinese patented product.

    Our company holds multiple patented technologies. We rely on advanced technology,fine quality,

competitive price and excellent customer service to win the praise of the global customer, and we erect well

symbiosis with tool trader of jewel all over the world.Meanwhile, we also produce photoelectricity products like

MINI strobe、Photocontrols etc.We will continue offering the traditional product of the high cost performance

to the masses of users in this field.