Replacing the traditional method of molding which used the wooden board and the steel plate, this plastic case used the craft of one-time rotational molding. The advantage of this method is following: preventing the impact, erosion. Having the higher intensity, being convenient to carry, not easy to be damaged. The field operations case can keep the temperature to -13C, which conform to the country sanitation standard and also has the beautiful appearance. Our company manages this aspect strictly according to the international quality system ISO9001-2000, and has obtained consistent high comment from our customers. If you are looking for rotational molding manufacturer in china or have some products need rotational molding ,pls feel free to contact me at any time ! rotomolder ,China rotational moulding manufacturer .rotomolding. Cathy Chen