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QINGDAO LONGFENG CHEMICAL CO.,LTD.
Food Additives
QINGDAO LONGFENG CHEMICAL CO.,LTD.
QINGDAO LONGFENG CHEMICAL CO.,LTD
Products Categories
  • Food Additives
  • Feed Additives
  • Industrial Chemicals
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Industrial Grade Sulfamic Acid
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      Reliable Chemical Supply Partner for Importers, Distributors, and Manufacturers
      about
      Company Profile

      Longfeng serves chemical importers, distributors, wholesalers, trading companies, manufacturers, and industrial buyers, helping them solve China sourcing, multi-supplier coordination, product specification, documentation, and shipment challenges through one supply partner.

      Why Choose Longfeng?

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        20+ Years of Industry Experience
        20+ years of experience in chemical manufacturing, sourcing, international trade, and export supply.
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        100+ Chemical Product
        One product portfolio covering food additives, feed additives, industrial chemicals, agrochemicals, and water treatment chemicals for single-product and multi-product purchasing.
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        5,000 Tons Monthly Supply Capacity
        A monthly supply capacity of up to 5,000 tons supports bulk orders and stable supply for recurring purchasing requirements.
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        45+ Countries and Regions
        Longfeng supplies customers across Latin America, Europe, Asia, Africa, and other international markets, supporting chemical importers, distributors, manufacturers, and industrial buyers.

      Hot Products

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      Customized Solutions

      From product selection to delivery, Longfeng provides flexible and customized chemical supply solutions tailored to each customer's specific requirements.
      • Understand Your Requirements

        We communicate with you to understand your product specifications, application, quantity, packaging, and target market requirements.

      • Match Products & Supply Solutions

        Our team evaluates suitable products and factory resources, then provides customized specifications, pricing, packaging, and supply options.

      • Confirm & Deliver

        After confirming the solution, we coordinate production, quality inspection, documentation, and international shipment to ensure smooth delivery.

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      After-Sales Service
      From shipment tracking to quality documentation and claim handling, Longfeng provides practical after-sales support to ensure every order is delivered, received, and handled smoothly.
      • Shipment & Delivery Tracking
        We follow up on production and shipment schedules, provide shipping updates, and coordinate with logistics partners to help ensure orders arrive as planned.
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      • Quality & Documentation Support
        We provide product specifications, COA, SDS, packing details, and other available documents required for customs clearance, quality verification, and internal use.
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      • Quality Issue Handling
        If a product quality issue is reported, we collect relevant details such as batch information, photos, test results, and samples, then coordinate with the factory for investigation and follow-up.
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      • Complaint & Solution Coordination
        For delivery discrepancies, damaged packaging, specification issues, or other order-related problems, our team communicates with the relevant parties and works toward a practical resolution based on the specific case.
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