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Choose suppliers with platform-verified icons for trusted status2Verify CertificationsValidate supplier certifications (ISO, CE, etc.) for compliance3Sample Testing FirstAlways test product samples before large orders4Visit FactoriesConduct on-site audits for manufacturing verification5Payment TermsUse escrow services for high-value transactions6Contract ClarityDefine penalties for delays/spec deviations in contracts -
Applied to Test Various Oil Ditch Properties, Lube Oil Gear Oil Channel Point TesterUS$ 1,000 - 3,500MOQ: 1 SetPlace of Origin: Chongqing, ChinaBrand Name: TOPModel Number: TP-0030Power: ElectronicChongqing TOP Oil Purifier Co., Ltd.
