We also had many problems with this paper lunch box before using it, so to better use it, we need to understand some of its knowledge points. You should be aware that paper lunch boxes mainly refer to paper lunch boxes, which are generally disposable paper lunch boxes with convenient use and low prices, and are widely used in the catering industry. Due to being made of paper materials, it can be recycled, buried or incinerated, without causing serious environmental pollution, and has high environmental value.

其实它的原材料是再生纸浆或可再生的小麦、芦苇、秸秆、竹子、甘蔗、棕榈等秸秆纤维，来源多样，价格低廉，不使用木材。本产品在生产过程中无废水排放。来自大自然的环保容器。使用时可冷冻、冰冻、微波炉加热或220度烘烤。否则，纸餐盒将在45-90天内以自然状态降解，并且可以在家中进行堆肥。降解后的主要成分是有机物，不会产生垃圾残渣和污染。包装容器具有缓冲、抗压、抗震等特点，能有效保护被包装产品。封装电子产品不会产生静电。

In fact, its raw materials are recycled pulp or renewable straw fibers such as wheat, reed, straw, bamboo, sugarcane, palm, etc., with diverse sources and low prices, without the use of wood. This product has no wastewater discharge during the production process. Environmentally friendly containers from nature. When in use, it can be frozen, frozen, microwave heated, or baked at 220 degrees. Otherwise, the paper lunch box will be degraded in State of nature within 45-90 days and can be composted at home. The main component after degradation is organic matter, which will not produce garbage residue or pollution. Packaging containers have characteristics such as cushioning, compression resistance, and seismic resistance, which can effectively protect the packaged products. Encapsulating electronic products will not generate static electricity.

纸餐盒是批量发货的，纸盒餐盒的样品单位是令或卷，纸餐盒的样品单位是布。一般来说，许多供应商必须确保他们提供的纸板或纸质饭盒符合该标准的要求，并且每卷（令、盒）必须附有质量证明书。其出厂检验项目按（3.1）规定，按GB/T2828执行。出厂检验的抽样方案、检验级别、合格水质（AQL）和批次质量考量按表5的规定执行，抽样按GB/T450执行。

Paper lunch boxes are shipped in bulk. The sample unit of paper lunch boxes is in rolls or rolls, while the sample unit of paper lunch boxes is in cloth. Generally speaking, many suppliers must ensure that the cardboard or paper lunch boxes they provide meet the requirements of this standard, and each roll (bundle, box) must be accompanied by a quality certificate. The factory inspection items shall be carried out in accordance with the provisions of (3.1) and GB/T2828. The sampling plan, inspection level, qualified water quality (AQL), and batch quality considerations for factory inspection shall be carried out in accordance with Table 5, and sampling shall be carried out in accordance with GB/T450.

现在纸餐盒印刷时，对同批次纸餐盒色差和专色进行联合控制，确保不同批次的纸餐盒符合国家标准和客户要求。当然此时电脑配色系统会根据客户提供的色样，给出专色油墨的配比，然后调用油墨样，“显示”出不同浓度的色样。散墨器和散墨器。然后根据国家标准（或客户）对色差要求的范围，用分光光度计测定标准、限光、限深，并制作印刷标准色卡（若色差超标），需要进一步修正）。纸餐盒设计色卡一半为普通色样，另一半为表面处理色样，便于质量检验。

When printing paper lunch boxes now, joint control is carried out on color differences and spot colors of the same batch of paper lunch boxes to ensure that different batches of paper lunch boxes meet national standards and customer requirements. Of course, the computer color matching system will give the ratio of spot color ink according to the color sample provided by the customer, and then call the ink sample to "display" the color samples of different concentrations. Ink dispenser and ink dispenser. Then, according to the range of color difference requirements of national standards (or customers), use a spectrophotometer to measure the standard, light limit, and depth limit, and create a printing standard color card (if the color difference exceeds the standard, further correction is needed). The design color card for paper lunch boxes consists of half regular color samples and the other half surface treated color samples for easy quality inspection.