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Monthly · USD · Source: GACC · Data through 2026-09
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Advanced selectionHS 842139 · All partner countries
| Year | Export value |
|---|---|
| 2026 Jan–Sep | $2.8B |
| 2025 · Full year | $3.6B |
| 2024 · Full year | $3.2B |
| 2023 · Full year | $3.6B |
| 2022 · Full year | $3.3B |
| Year | Export value |
|---|---|
| 2021 · Full year | $4.1B |
Jan–Sep 2026 vs Jan–Sep 2025 · USD
September 2026 · USD
| Partner | Value | Share |
|---|---|---|
| United States | $59.7M | 14.4% |
| Indonesia | $55.6M | 13.4% |
| Thailand | $30.1M | 7.2% |
| Japan | $20.7M | 5.0% |
| India | $17.2M | 4.1% |
2021-01 to 2026-09 · USD
| Partner | Value | Share |
|---|---|---|
| United States | $3.4B | 16.5% |
| Indonesia | $1.6B | 7.8% |
| Thailand | $738.7M | 3.6% |
| Japan | $1.2B | 6.0% |
| India | $559.4M | 2.7% |
China customs reports HS 842139 at the 8-digit level. 9 subheadings are published under it. Select an HS8 subcode to check supported export coverage, samples and your one-time price, then buy online. For unsupported scopes or custom research, ask for optional custom help.
Household-scale gas filtering and purifying units handle domestic air purification tasks rather than heavy industrial workloads.
Industrial electrostatic precipitators remove particulate matter from gas streams by applying electric charges to collect dust on charged plates.
Fabric-filtered industrial dust collectors capture particulate matter from exhaust gases using permeable bag enclosures within a housing structure.
Industrial cyclone separators use centrifugal force to spin and extract heavier dust particles from rotating gas flows without relying on filters.
Hybrid industrial dust collectors combine fabric bag filtration with electrostatic precipitation to achieve multi-stage gas particulate removal.
Specialized industrial gas dust collectors employ alternative mechanical or physical separation methods distinct from electrostatic, bag, or cyclone designs.
Industrial gas purification equipment designed specifically to remove sulfur compounds from flue gas streams, serving as a key emissions control mechanism for fossil-fuel…
Apparatus engineered to eliminate nitrogen oxides from industrial flue gas exhaust, providing targeted denitration treatment rather than sulfur or particulate removal.
Gas filtration units that capture airborne particulate matter and dust from industrial exhaust, encompassing collector designs not classified as chemical desulfurization or…
HS 842139 · China exports
| month | value_usd | hs_code | year | flow | partner_code | country_name |
|---|---|---|---|---|---|---|
| 2023-12 | 60 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-10 | 403 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-07 | 34 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-06 | 6,103 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-05 | 26,657 | 842139 | 2023 | export | 613 | Solomon Islands |
| month | value_usd | hs_code | year | flow | partner_code | country_name |
|---|---|---|---|---|---|---|
| 2023-12 | 60 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-10 | 403 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-07 | 34 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-06 | 6,103 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-05 | 26,657 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-03 | 1,735 | 842139 | 2023 | export | 613 | Solomon Islands |
| 2023-01 | 3,200 | 842139 | 2023 | export | 613 | Solomon Islands |
China exported $3.8B of machinery and apparatus in the twelve months to September 2026, averaging $320M per month, based on official China customs statistics (HS 842139).
Industrial machinery and apparatus used for filtering or purifying gases, such as exhaust scrubbers and dust collectors, excluding isotope separators and engine intake filters.
United States, Indonesia and Japan together account for 30% of the published total, out of 182 trading partners on record.
Annual exports declined by 11% between 2021 and 2025, from $4.1B to $3.6B.
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Source: China General Administration of Customs (GACC), cleaned and structured by China Data Portal.
China Data Portal. "China Machinery and apparatus (HS 842139) Export Data." https://chinadata.live/china-trade/hs/842139/