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Nanzhao Cleanup: 14 Calcium Powder Firms to Remove Equipment

Sep 2, 2026 · pihaifeng

What the Cleanup Plan Sets Out

Under the Comprehensive Cleanup Plan for the Calcium Powder and Stone Clusters in Nanhedian Town, issued by the Nanzhao County People’s Government on 27 August, the county will apply differentiated treatment to its calcium powder and stone clusters, with the whole programme to be completed by the end of October 2026:

Elimination category: 14 firms must complete equipment dismantling by the end of September.
Retention category: 69 firms must complete pollution-control upgrading.
Treatment standard: compliance is measured against the “six in place, one sealed” standard.
Entry restriction: in principle no new small pure calcium powder projects will be approved.

Elimination and upgrading proceed in parallel, and no new small pure calcium powder projects will be approved.

Industry Direction: From Rough Processing to Refining

The plan pushes the industry towards ultra-fine, ultra-pure, functional and composite products. The rough-processing model that competes on scale and low prices will keep losing ground, and the capacity that survives has to meet standards on fineness, purity and surface modification.

Downstream users will feel the cost impact first. Firms able to deliver high fineness, high whiteness and activation treatment are the ones most likely to remain after this round.

What It Means for Calcium Carbonate Buyers

Regional supply of low-end calcium powder will shrink. As elimination-category capacity exits, supply of homogeneous products such as standard ground calcium carbonate and coarse powder tightens, so downstream users accustomed to these grades need to line up alternative sources or adjust formulations in advance.
Compliance cost will find its way into quotes. Environmental spending by retained firms ultimately shows up in prices and may hold regional quotes up in the short term.
More local options in higher-end grades. The shift points towards ultra-fine, ultra-pure and functional products, so for buyers with specifications on fineness and activation the pool of domestic suppliers will gradually improve.

The plan does not disclose the volume of capacity affected, so the real impact on national calcium carbonate supply and demand will depend on how enforcement progresses and on what other producing regions do.

What Buyers Can Do Now

Check whether existing suppliers fall inside the cleanup scope, and raise delivery-risk questions for the rectification period early.
Build a second source for standard-specification calcium powder, and prepare price-comparison options covering cross-region and imported supply.
Track how regional quotes move after the cleanup completes at the end of October, as a baseline for the next annual negotiation.

Source: Nanzhao County People’s Government, published 27 August 2026. This article summarises public information; the official text takes precedence.

Frequently Asked Questions

Will the Nanzhao cleanup push up calcium carbonate prices nationwide?

In the short term the effect is more likely regional. The cleanup centres on Nanhedian Town and the plan does not disclose the capacity involved, so the national impact depends on enforcement progress and on what other producing regions do. Within the region, tightening supply of low-end grades is likely to move prices first.

What should buyers track most closely now?

Three things: whether your suppliers are inside the cleanup scope, whether a second source for standard grades is in place, and how regional quotes move after the cleanup completes at the end of October. A simple tracking sheet beats relying on ad hoc enquiries.

Can imported calcium carbonate fill the gap?

It can take part in price comparison as a fallback, but calculate the full delivered cost and confirm that specifications (whiteness, fineness, activation) match your formulation. See our calcium carbonate grades and specifications and the GCC, PCC and activated calcium comparison.