国产精品欧美一区喷水,伊人依成久久人综合网,国产精品123区久久,国产一区二区性感自拍,国产精品一区二区麻豆本子,亚洲黄色三级视频大片,亚洲熟女一区二区三四区,亚洲国产精品性色av,自拍偷区二区三区麻豆,欧美自拍系列精品在线

<dd id="swgmh"><wbr id="swgmh"></wbr></dd>
  • <thead id="swgmh"><optgroup id="swgmh"></optgroup></thead>
    <li id="swgmh"></li>
    <bdo id="swgmh"><meter id="swgmh"></meter></bdo>
        1. 柏安尼

          COMPANY

          ABOUT US

          ABOUT US

          The company was founded in 2000, factory building area of more than 6000 square meters, the existing staff of more than 100 people. The company has a series of cans, Printing and other first-class production equipment and testing equipment, and an elite team with more than 20 years of experience in canning. Strong technology, productivity Strong, quality assurance, products are favored by many well-known brand enterprises. The company mainly produces and operates rice cooker shell printing, iron package Packaging printing, iron packaging products, tinplate, cold plate and other metal products wholesale and retail, products all over the world...

          MORE +

          SERVICE

          They all chose to trust us

          Make attentively, serve you or him

          20 years to produce every iron box

          Certral Plains barrel making

          Quality first, reputation first, customer supreme

          • Strength of the factory

            Strength of the factory

          • Quality assurance

            Quality assurance

          • The technical team

            The technical team

          Service hotline:139-2868-8272

          PRODUCT

          Tin can is a best-selling product

          Printed and sealed, customizable high-quality tin cans

          Chemical tank series

          FACTORY

          Factory environment

          Advantageous geographical location and convenient land and water transportation

          NEWS

          News and information

          Keep up to date with industry news

          172021.07

          The advantages of tinplate

          No light penetration In addition to triggering food deterioration reactions, light can also cause changes in protein and amino acids. Vitamin C is more easily exposed to light. Tinplate and other food ingredients, resulting in a large loss. According to research analysis shows, the milk of transparent glass bottle, the loss of vitamin C is 14 times higher than the milk of brunet bottle, light also can make milk produce oxidation peculiar smell, and radionuclide, methionine and so on lysis and loss of nutritional value, the impervious light of tinplate can make the retention rate of vitamin C is the highest. Good sealing The barrier of packaging containers to air and other volatile gases is very important for the preservation of nutrients and sensory quality. The comparison of various fruit juice containers showed that the oxygen transmittance of the containers directly affected the Browning of fruit juice and the preservation of vitamin C. The preservation of vitamin C is better in metal cans, glass bottles, aluminum foil and paper boxes with low oxygen transmittance, and iron cans are the best.

          172021.07

          The origin of tinplate

          Tinplate is the surface of a layer of tin sheet, it is not easy to rust, also known as tinplate. This coated steel plate has been called "tinplate" in China for a long time. Some people think it was called "tinplate" because the tinplate used in making cans was imported from Macao (pronounced "ma kou" in English). There are other sayings, such as the tin plate used in China to make kerosene lamp caps, shaped like the mouth of a horse, so it is called "tinplate". The name "tinplate" is not exact, therefore, in 1973 the Chinese tin plate conference has been renamed tin plate, official documents no longer use the name "tinplate".

          172021.07

          A brief introduction of tinplate

          Tinplate, also known as tin plating, is commonly known as tin plating thin steel plate, abbreviated as SPTE, refers to the cold rolled low carbon thin steel plate or strip coated with commercial pure tin on both sides. Tin is mainly used to prevent corrosion and rust. It combines the strength and formability of steel with the corrosion resistance, solder and beautiful appearance of tin in a material with corrosion resistance, non-toxic, high strength and good ductility.

          女人喷水视频| 日本在线观看一区二区| 国内少妇人妻丰满AV| 中文字幕在线精品人妻| 一本色道久久综合亚洲精品蜜臀| 欧洲亚洲av丰满少妇| 日韩av高清在线免费观看| 中文字幕有码在线播放| 国产精品性色也91久久| 尤物视频色版在线观看| 国产亚洲综合成人在线| 久久人妻久久中文一区| 少妇被强到高潮在线观看| 亚洲熟女少妇1区2区三区| 午夜福利久久| 午夜精品视频在线观看美女| 日本大胆一区二区三区| 人人妻精品一区二区三区| 伊在人亚洲香蕉精品区| 国产精品久久久免费看| 色综合天天综合高清网| 久久九九有精品国产尤物 | 日本成人免费一区二区三区| 亚洲一道一本快点视频| 婷婷九月视频在线免费观看| 久热香蕉在线精品视频| 国产欧美亚洲精品自拍| 亚洲国产精品VA在线观看麻豆| 美女免费视频一区二区三区| 大屁股熟女一区二区三区| 亚洲AV怡红院影院怡春院| 国产91久久精品久久精品| AV午夜福利一片免费看久久| 一区二区三区激情都市| av日韩天堂在线播放| 国产成人精品在线免费| 国产亚洲高清在线观看| 久9久热免费精品视频| 中文字幕日韩精品有码| 少妇性荡欲午夜性开放视频剧场| 黄色一区二区三区免费|