Targeted Biological Preservatives
Securing Global Reefer Shipping.

Eliminating export market rejections. We replace hazardous formaldehyde and high-residue prochloraz with natural food-grade polysaccharide micro-films and targeted bio-peptides (Nisin & Natamycin).

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PRODUCT CODE: KEENS-GSK-01 · 绿柄王™

GreenStem King™ (果柄锁鲜膜剂)

Specialized pedicel film-forming agent for Watermelons, Muskmelons, Hami Melons, and Pumpkins. Dries within 2–3 minutes into a transparent nano-porous barrier, locking in pedicel moisture and keeping stems vividly green and turgid for over 15 days.

Biomimetic Chitosan Matrix Locks moisture, inhibits polyphenol oxidase (PPO) browning

Rapid Air-Dry Evaporation Sets in 2 minutes without gummy residue or dripping

Dilution: 1:10 with Water Output: 500ml treats ~15,000–20,000 Melons Pack: 500ml Bottle / 25L Drum

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PRODUCT CODE: KEENS-BCK-02 · 蕉冠王™

BananaCrown King™ (香蕉防黑烂·落梳保冠剂)

Complete replacement for carcinogenic and high-residue Prochloraz. Specifically formulated for banana de-handing cut stems. Utilizes targeted bio-peptides to eradicate crown rot (*Fusarium*) and anthracnose, preventing stem blackening and premature finger dropping.

Nisin + Natamycin Antifungal Action Punctures fungal cell membranes, stopping decay at the cut

Calcium Pectin Firming Solidifies fiber axis, preventing finger detachment in transit

Dilution: 1:15 ~ 1:20 with Water Output: 500ml treats ~800–1,000 Banana Clusters (~18 Tons) 0 Prochloraz Chemical Residue

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PRODUCT CODE: KEENS-RLK-03 · 立根王™

RootLock King™ (菜根防腐保脆剂)

100% Formaldehyde Replacement! Engineered for Chinese cabbage, baby cabbage, celery, and leafy vegetable cut stems. Targeted bio-peptide eliminates *Erwinia carotovora* bacterial soft rot. Calcium cross-linking hardens roots, preventing leaf detachment in long-distance trucking.

Bacterial Soft Rot Eradication Nisin destroys bacterial walls, preventing foul liquefied rotting

Micro-Porous Respiration Prevents anaerobic core rotting inside sealed containers

Dilution: 1:10 with Water Output: 500ml treats ~13,000 Cabbages (~28 Tons) Zero Toxic Formaldehyde

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PRODUCT CODE: KEENS-BBK-04 · 绿球王™

BroccoliKing™ (西蓝花保绿抗黄成膜剂)

Solves the critical industry bottleneck of broccoli blooming into yellow flowers and rotting within 48 hours at ambient temperature. Employs 1-MCP ethylene receptor blockade, ascorbic acid chlorophyll protection, and calcium firming to keep heads tight and dark green without excessive crushed ice.

1-MCP Ethylene Receptor Blocker Competitively shuts off flower opening & senescence signals

Tight Head & Anti-Hollow Stem Maintains firm curd cohesion, preventing loose florets

Dilution: 1:20 Micro-Mist Spray Ambient Green Retention: 48–72h+ Drastically Cuts Flake Ice Freight Costs

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