Hezhou Topking Rock Drill Equipment Co., Ltd.        (Brand: Expandag)

Formerly known as Hezhou Topking Chemical Co., Ltd., we are a professional manufacturer engaged in the research and production of Expansive Mortar (HSCA) and Rock Drilling Machinery since 2012.

Our core product, EXPANDAG (Soundless Cracking Agent), is the ideal eco-friendly alternative to explosives. It ensures no noise, no vibration, and no flying rocks during granite/marble quarrying and concrete demolition.

To offer a one-stop mining solution, we also supply high-quality Pneumatic Rock Drills (Y24/YT28) and Tapered Drill Rods/Bits. Our products are widely exported to Europe, Brazil, India, and Egypt. We strictly adhere to the principle of "Quality First" and welcome global distributors to join us.

Hot Products:         EXPANSIVE MORTAR ｜