DH-300K Digital Electronic Gold Tester Machine , Gold Densimeter , Gold
Purity Tester Good Quality
Statement
To help to protect your benefit and enjoy good after-sale customer service. Please verify if the store is “Dongguan HongTuo Instrument Co.,Ltd”. Also, please verify our brand “DahoMeter” and “Quarrz”. We are the only manufacturer of this product in China. Recently, we found out some shops on Aliexpress just copied our products completely. We didn’t authorize any other shops to sell our products.
We only offer the after-sale customer service to the customers who purchase the machines from our factory directly.
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