Xinxiang D.King Industry Co. Ltd.

China‑based Xinxiang D.King Industry Co. Ltd. lists 14 active products across five broad categories: Industrial Filters, Air Filters, Shipping Machinery, Equipment & Spare Parts, Water Filters & Water Treatment Plants, and Computer Tapes and Cartridges. The catalogue focuses on filtration elements and cartridges designed for maritime, power generation, mining, steel production and hydraulic applications, as well as polypropylene water‑filter elements and filter bags.

The product titles reference oil filter elements for ships, replacement boll oil filters, candle‑type oil filters, air‑filter cartridges for power plants, coal mines and steel plants, PP melt‑blown filter cartridges and various water‑filter elements. These items fall under HS Chapter 84 (machinery) - specifically HS 8421 for filtering machinery and HS 8421.39 for parts and accessories. No additional HS codes are supplied in the source data.

The catalogue includes oil filter elements for ship engines, replacement boll oil filter elements, candle oil filter elements, and oil filter cartridges for industrial hydraulic systems. Air‑filter cartridges are offered for power plants, coal mines and steel plants, alongside a PP melt‑blown cartridge suitable for high‑efficiency particulate filtration. Water‑filter elements are supplied in polypropylene (PP) format, and filter bags are listed for bulk liquid handling. Typical industry grades for oil filters range from ISO 4406 particle count 12/9/6 to 20/18/15, with housing materials of steel or brass and filter media of cellulose or synthetic fibers. Air‑filter cartridges commonly meet MERV 13‑16 or ISO 16890 ePM1 standards, with media such as glass‑fiber or melt‑blown PP, and water‑filter elements are often rated for 0.5‑5 µm micron retention with flow rates up to 200 L/min.