1. Classification services and classification dispute resolution

      2. Valuation services, mainly including: special relationship pricing, royalty valuation, price integrity valuation

      3. Processing trade consulting and audit, including: handbook application consulting and guidance, processing trade management compliance, bonded inventory verification, handbook balance sheet audit, enterprise internal control audit, unit consumption verification audit, import and export business review

      4. AEO services, mainly including: AEO standard training, AEO certification coaching, AEO simulation certification verification, AEO internal control audit

      5. Customs affairs outsourcing services