Showing all published months. Partner preview tables include up to 5 countries.
USD value by month, all available partner countries combined
Free partner preview shows up to 5 countries.
Total value across the selected data period
| Partner | Value | Share |
|---|---|---|
| South Korea | $525.1M | 53.4% |
| Japan | $246.5M | 25.1% |
| Taiwan | $72M | 7.3% |
| Singapore | $49.5M | 5.0% |
| Germany | $33.9M | 3.5% |
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| Partner | Value | Share |
|---|---|---|
| South Korea | $12.8M | 64.2% |
| Japan | $4.1M | 20.7% |
| Taiwan | $1.7M | 8.3% |
| Singapore | $434.6K | 2.2% |
| Germany | $346.1K | 1.7% |
| Year | Import value |
|---|---|
| 2021 | $145.8M |
| 2022 | $158.5M |
| 2023 | $130.8M |
| 2024 | $187.7M |
| 2025 | $189.6M |
| 2026 | $170.3M |
Public data shows up to 5 partner countries for this exact eight-digit customs code. Request all available partner-month rows in CSV or Excel.
HS 68042190 is also written 6804.21.90. Values are in USD; the public series does not report tonnes or kg. Product scope: Non-disc abrasive shapes like millstones and grindstones made of agglomerated synthetic or natural diamond, used for trueing, polishing, or similar material-removal tasks. The public page shows monthly import partner previews from official GACC customs statistics. Full partner-month rows are available through a scoped custom data request.
Source: China General Administration of Customs (GACC), cleaned and structured by China Data Portal.
Transformations: Values are presented as published by the source.
China Data Portal. "China Millstones/grindstones and the like of agglomerated synthetic or natural diamond (HS 68042190) Import Data." https://chinadata.live/china-trade/hs8/68042190/
HS 68042190 is also written 6804.21.90. Values are in USD; the public series does not report tonnes or kg. Product scope: Non-disc abrasive shapes like millstones and grindstones made of agglomerated synthetic or natural diamond, used for trueing, polishing, or similar material-removal tasks. The public page shows monthly import partner previews from official GACC customs statistics. Full partner-month rows are available through a scoped custom data request.
Source: China General Administration of Customs (GACC), cleaned and structured by China Data Portal.
Transformations: Values are presented as published by the source.
China Data Portal. "China Millstones/grindstones and the like of agglomerated synthetic or natural diamond (HS 68042190) Import Data." https://chinadata.live/china-trade/hs8/68042190/
China imported $241M of millstones/grindstones and the like of agglomerated synthetic or natural diamond in the twelve months to August 2026, averaging $20.1M per month, based on official China customs statistics (HS 68042190).
Non-disc abrasive shapes like millstones and grindstones made of agglomerated synthetic or natural diamond, used for trueing, polishing, or similar material-removal tasks.
South Korea, Japan and Taiwan together account for 86% of the published total, out of 25 trading partners on record.
Annual imports grew by 30% between 2021 and 2025, from $146M to $190M.
Figures come from official China General Administration of Customs (GACC) statistics, published monthly. ChinaData cleans partner names, periods and values so the series is ready for analysis. Partner-level rows for every month, including HS8 detail, are available on request.