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 |
|---|---|---|
| Germany | $1.7B | 22.1% |
| Japan | $1.6B | 20.4% |
| Taiwan | $1.4B | 18.5% |
| United States | $832.2M | 10.8% |
| Italy | $373.4M | 4.9% |
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| Partner | Value | Share |
|---|---|---|
| Germany | $26M | 24.7% |
| Japan | $24M | 22.8% |
| Taiwan | $20.1M | 19.2% |
| United States | $10.6M | 10.1% |
| Belgium | $5.6M | 5.3% |
| Year | Import value |
|---|---|
| 2021 | $1.5B |
| 2022 | $1.4B |
| 2023 | $1.3B |
| 2024 | $1.3B |
| 2025 | $1.3B |
| 2026 | $906.8M |
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 84834090 is also written 8483.40.90. Values are in USD; the public series does not report tonnes or kg. Product scope: Assembled gear systems, gearboxes, speed changers, and torque converters not elsewhere specified provide mechanical power transmission without using planetary or roller screw…. 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 Gears/gearing, ball screws, gear boxes, speed changers, nes (HS 84834090) Import Data." https://chinadata.live/china-trade/hs8/84834090/
HS 84834090 is also written 8483.40.90. Values are in USD; the public series does not report tonnes or kg. Product scope: Assembled gear systems, gearboxes, speed changers, and torque converters not elsewhere specified provide mechanical power transmission without using planetary or roller screw…. 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 Gears/gearing, ball screws, gear boxes, speed changers, nes (HS 84834090) Import Data." https://chinadata.live/china-trade/hs8/84834090/
China imported $1.3B of gears/gearing, ball screws, gear boxes, speed changers, nes in the twelve months to August 2026, averaging $111M per month, based on official China customs statistics (HS 84834090).
Assembled gear systems, gearboxes, speed changers, and torque converters not elsewhere specified provide mechanical power transmission without using planetary or roller screw…
Germany, Japan and Taiwan together account for 61% of the published total, out of 52 trading partners on record.
Annual imports declined by 18% between 2021 and 2025, from $1.5B to $1.3B.
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.