农副产品国际贸易冷链保鲜供应链优化与发展研究

高原草莓跨境冷链保鲜供应链优化与发展研究

高原越夏草莓果肉娇嫩、含水量高、保鲜周期短，属于极难储运的高附加值生鲜品类。巧家草莓凭借夏季错季上市优势，在东南亚、东亚跨境鲜果市场拥有极强的稀缺性，但保鲜难、损耗高、跨境物流链条长，长期制约着产业外贸利润与出口半径。构建标准化、精细化、智能化的跨境冷链保鲜供应链，是降低草莓外销损耗、提升出口品质、扩大国际市场占有率的核心举措。

目前云南高原草莓跨境物流体系存在多处痛点。第一，生鲜损耗率偏高。草莓采后呼吸作用强、极易软烂变质，传统常温转运、简易冷藏模式难以适配长途跨境运输，边境中转、仓储滞留环节易造成果面损伤、腐坏出水，行业平均损耗率远超普通果蔬出口标准。第二，冷链衔接不连贯。产地预冷、分级分选、低温仓储、跨境运输、末端配送各环节存在断冷情况，“断链”导致草莓新鲜度大幅下滑，出口品相不稳定，难以进入高端商超渠道。第三，标准化程度不足。缺少统一的采摘成熟度分级、保鲜包装、温控标准，不同企业储运方式参差不齐，海外客户收货品质差异大，影响长期外贸口碑。第四，跨境配套薄弱，专业生鲜恒温仓储、快速清关绿色通道不足，生鲜滞留口岸超时，进一步缩短货架期。

针对以上问题，需全方位优化草莓跨境冷链供应链体系。首先，落地产地预冷标准化作业。推行“当日采摘、当日预冷”机制，采摘后两小时内进入真空预冷库快速排热，有效抑制果实呼吸代谢，锁住果香与硬度，从源头延长保鲜周期。同步建立大小、糖度、果形分级体系，剔除残次果，保证出口果统一品质。

其次，构建全程不断链低温运输体系。采用专业生鲜冷链车厢，全程温控稳定在0℃至4℃，适配草莓优储运温度。升级保鲜包装，使用透气防震保鲜托、高阻隔覆膜、吸水抑菌垫片，有效防压、防烂、防滴水，大幅降低运输机械损伤。依托中老铁路、沿边高速通道，开通生鲜跨境冷链专线，减少中转环节，实现产地直达口岸快速运输。

再次，搭建生鲜跨境快速清关机制。对接海关落实农产品绿色通道，实行预约通关、抽检放行，压缩口岸滞留时间，实现采摘、冷链、报关、出海无缝衔接，大程度保留鲜果货架期。

后，建立冷链溯源与品控体系。运用数字化温控记录仪全程监测运输温度，生成跨境物流溯源数据，海外客户可实时查验储运标准，提升产品可信度与国际合规性。同时配套建设跨境恒温仓储中心，支持鲜果批量暂存、定时分拨，适配海外稳定订单需求。

完善的冷链供应链是高原草莓品牌出海的核心底气。通过系统化冷链升级，可大幅降低生鲜损耗、统一出口品质、缩短跨境时效，推动巧家越夏草莓从普通生鲜出口升级为高品质、高溢价的国际化特色农产品。

English Version

Research on Optimization and Development of Cross-border ColdChain Fresh-Keeping Supply Chain for Plateau Strawberries

Plateau summer strawberries feature tender flesh, high watercontent and short storage life, belonging to high-value freshfruits that are extremely difficult to store and transport. Withthe advantage of off-season summer ripening, strawberriesare highly scarce in cross-border fresh fruit markets of Southeastand East Asia. However, vulnerable freshness, high loss rate andlong cross-border logistics chains have long restricted the foreigntrade profit and export coverage of the industry. Building astandardized, refined and intelligent cross-border cold chainsupply chain is the key measure to reduce export loss, improvefruit and expand international market share.

At present, Yunnan plateau strawberry cross-border logisticssystems face prominent problems. First, the fresh fruit loss rateremains high. Strawberries have strong post-harvest respiration andperish easily. Traditional normal-temperature transportation andsimple cold storage cannot adapt to long-distance cross-borderdelivery. Transfer and storage stagnation at borders easily causefruit damage and decay, with the loss rate far exceeding thestandard of ordinary fruit and vegetable exports. Second, coldchain connection is discontinuous. Broken cold chains fre in pre-cooling, sorting, warehousing, transportation andterminal delivery, resulting in declined freshness and unstable, making it hard to enter high-end overseas supermarkets.Third, the industry lacks unified standards. Inconsistent pickingmaturity, packaging and temperature control lead to uneven delivery, damaging long-term foreign trade reputation. Fourth,supporting facilities are insufficient. The shortage ofprofessional constant-temperature warehouses and fast customsclearance channels causes prolonged port detention and shortershelf life.

Targeted optimizations are required to upgrade the whole supplychain. Firstly, implement standardized origin pre-coolingoperations. Carry out the mechanism of “picking and pre-cooling onthe same day”. All strawberries are sent to vacuum pre-coolingwarehouses within two hours after picking to reduce field heat,inhibit metabolic reaction and maintain fruit firmness and flavor.Unified grading standards based on size, sugar content andappearance ensure consistent export .

Secondly, build a full-process uninterrupted low-temperaturetransportation system. Professional cold chain vehicles maintain aconstant temperature of 0℃ to 4℃, the optimal storage condition forstrawberries. Upgraded breathable, shockproof and antibacterialpackaging effectively reduces extrusion damage and rot. Relying onthe China-Laos Railway and border expressways, dedicatedcross-border cold chain lines reduce intermediate links and realizedirect transportation from origins to ports.

Thirdly, establish a fast customs clearance mechanism for freshagricultural products. Cooperate with customs to launch greenchannels with reservation clearance and random inspection, greatlyshortening port detention time and realizing seamless connectionbetween picking, cold chain, declaration and export.

Finally, build a digital cold chain traceability and control system. Intelligent temperature recorders monitor the wholetransportation process and generate traceable data, enablingoverseas buyers to verify standards in real time andimproving international compliance. Supporting constant-temperaturecross-border warehouses realize batch storage and scheduleddistribution to adapt to stable overseas orders.

A complete cold chain system forms the core competitiveness forplateau strawberries’ global export. Systematic cold chainupgrading effectively reduces fresh fruit loss, unifies export and shortens cross-border logistics time, promoting summer strawberries to upgrade from ordinary fresh fruit exports tohigh-, high-premium international characteristicagricultural products.