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The CAO XIAN KANG YI Leaf Shaped Black Walnut Wooden Serving Tray is a six-piece graduated nesting collection handcrafted from solid single-slab Black Walnut hardwood by Caoxian Kangyi Wood Products Co., Ltd. Two textural finishes form the set: a smooth-polished series highlighting the natural espresso-toned grain, and a deep CNC-carved vein series replicating the parallel ridge structure of actual foliage. Available in 25 cm, 32 cm, and 40 cm lengths, all six trays nest within one another for compact storage and layered display. Every piece is finished with multi-coat food-grade mineral oil safe for direct contact with tea, fresh produce, and artisan foods.
Product Overview
The CAO XIAN KANG YI Leaf Shaped Black Walnut Wooden Serving Tray brings the organic elegance of botanical form to luxury tea room service, fine dining, and premium gifting. Handcrafted by Caoxian Kangyi Wood Products Co., Ltd. from solid single-slab Black Walnut hardwood, this six-piece leaf shaped wooden serving tray collection delivers two distinct textures — a smooth-polished series that showcases the espresso-toned natural grain, and a deep CNC-carved vein series that faithfully replicates actual foliage structure. The graduated 25 cm, 32 cm, and 40 cm trays nest compactly within one another and can be separated for independent service. Each black walnut serving tray is finished with multi-coat food-grade mineral oil, making it safe for direct contact with teas, artisan cheeses, fresh fruit, and handcrafted chocolates without synthetic lacquers or chemical sealants.
Key Features



Technical Specifications
Material |
Solid Black Walnut Wood (Food Grade) |
Dimensions (Length) |
25 cm, 32 cm, 40 cm per series (Custom Sizes Available) |
Thickness |
1.5 cm – 2.0 cm (Substantial and robust design) |
Surface Treatment |
Multi-Coat Food-Grade Mineral Oil (BPA-Free & Non-Toxic) |
Edge Finish |
Smooth Rounded Edges, Splinter-Free |
Commercial Applications


Frequently Asked Questions
Q1: Is every tray in the leaf shaped wooden serving tray set safe for direct food contact?
Yes. All trays are treated with BPA-free food-grade botanical mineral oil that meets international food contact material standards. The multi-coat penetrating finish seals Black Walnut grain against moisture and food acid penetration without synthetic lacquers, making each piece safe for loose-leaf teas, artisan cheeses, sliced fruit, chocolates, and sushi.
Q2: How should the black walnut serving tray collection be cleaned and maintained?
Wipe each tray with a damp cloth after use and dry immediately — do not soak or dishwash. Re-apply food-grade mineral oil every two to four months. When the Black Walnut surface turns dry and matte, that is the signal to condition. Regular oiling preserves the grain depth and keeps the carved vein series looking richly defined rather than chalky over time.
The CAO XIAN KANG YI Leaf Shaped Black Walnut Wooden Serving Tray is a six-piece graduated nesting collection handcrafted from solid single-slab Black Walnut hardwood by Caoxian Kangyi Wood Products Co., Ltd. Two textural finishes form the set: a smooth-polished series highlighting the natural espresso-toned grain, and a deep CNC-carved vein series replicating the parallel ridge structure of actual foliage. Available in 25 cm, 32 cm, and 40 cm lengths, all six trays nest within one another for compact storage and layered display. Every piece is finished with multi-coat food-grade mineral oil safe for direct contact with tea, fresh produce, and artisan foods.
From elegant home decor to functional serving trays and storage, we offer tailored wooden products crafted from maple, oak, bamboo, and walnut. Advanced finishing techniques ensure premium durability and natural beauty for any scenario.
Contact us for custom wooden crafts and solutions.
Business hours: Monday to Saturday,
Open hours:8:00–18:00.