The whole biodegradable new material tablet is made of long-chain ester of plant, dried, crystallized → planetary plasticized →multi-layer casting → no gap calendering → moderate corona → embrittlement treatment → antistatic → finished product It has excellent biodegradable instinct and is degraded into carbon dioxide and water in the soil one year later. The product is from the source to the return to nature, all green and environmentally friendly. This product is widely used in military disposable products, hotel catering industry, aircraft high-speed rail. Garbage bags, supermarket tote bags, children's disposable hygiene products, and every industry in the world that needs full biodegradable materials.