Hongtai mines and processes limestone, dolomite and kaolin from four company-owned quarries and three processing lines, producing 2.6 million tonnes a year for construction materials, metallurgy and chemicals.
Every step from briefing to after-sales has a defined owner and standard.
Four company-owned quarries with reserves above 260 million tonnes and all permits in place.
Three lines produce ultrafine powder, activated filler and surface-modified grades.
Green mine certification with continuous dust monitoring and spray suppression across all sites.
An 86-vehicle fleet and a dedicated rail siding support bulk, bagged and container shipments.
Every item is validated in real use and can be adapted to your specification.
Main lineMetallurgical limestone, construction aggregate and desulphurisation stone pow…
MetallurgyMetallurgical dolomite, refractory-grade dolomite and dolomite powder for stee…
Ceramics and paperWashed and calcined kaolin with high brightness and even particle size for cer…
High valuePowder from 800 to 3,000 mesh for coatings, plastics and rubber fillers, with …
BulkCrushed stone, manufactured sand and stone dust to specification, supplied to …
Toll processingProcessing to the customer particle size, brightness and chemistry, with trial…
Every figure comes from actual deliveries and client feedback.
A look at how we solved problems for clients like you.
860,000 tonnes of metallurgical limestone a year with dedicated transport.
Six years of continuous supply
Limestone powder for flue gas desulphurisation, delivered to silo.
Desulphurisation efficiency maintained
Washed kaolin supplied to 26 ceramics producers.
Batch brightness variation ≤1.5
Surface-modified ultrafine powder developed for coating filler.
Customer cost −12%
Hongtai mines and processes limestone, dolomite and kaolin from four company-owned quarries and three processing lines, producing 2.6 million tonnes a year for construction materials, metallurgy and chemicals.
Each stage has a defined deliverable and a named contact.
Clarify the scenario, the metrics and the budget range
A tailored plan with itemised pricing
Milestones agreed up front, progress shared as we go
We track how it performs in use and keep improving it
Three years in, what stands out is how little we have to chase them. They do what they promise, and they answer quickly when something comes up.
They are not the cheapest on the line, but the total cost works out lower. Far less rework and far fewer meetings, which matters over years.
Technical conversations are smooth — they understand the application, not just the product. Our requirements are understood accurately, which is rare.
Trusted by leading companies
302026.07The upgrade raises the share of 3,000-mesh product and tightens the particle s…
162026.05Reclamation and dust control indicators were both rated excellent.
142026.04Ultrafine grinding, surface modification and functional composites — where the…
Still have questions? Contact us — we reply within one business hour.
We serve clients nationwide and handle cross-region delivery. Tell us your location and requirements and we will assign the right team.
Send us your requirement, quantity and delivery expectation through the form or by phone. We issue a formal quotation within 1–2 business days.
Yes. Depending on your requirement we can send samples or arrange a small trial run so you can validate performance in real use.
A dedicated after-sales team provides support through the whole service period, with response times stated in the contract.
Yes. We build long-term relationships, and most clients have worked with us for over three years. Annual agreements can fix price, capacity and quality terms.
Tell us what you need — we will route it to the right specialist within one business day. +86 551 6688 9900
