2.2 industrial jewelry Most of the jewelry industry, labour, as well as from designing jewelry and colorful coat. The jewellery with unique eye to see similar colored gems, and have the appropriate size to assemble with the prison and the prison jewelry that needs to be done by hand, and also requires a finely detailed expertise on the part of operators in the industry, there are jewelry suites.Ngotlat production and exports by groups of producers for export will be large and medium-sized factories which require high investments because the technology is expensive. As well as the precise costs for the supply of raw materials, jewellery and metal ore that contains different values cause investments between domestic investors with investment from overseas. In addition, the workers must have hand skills and relatively high. Moreover, there must be development and modern production techniques to meet the needs of the changing market at all times. A group of jewelry manufacturers for export classification into two groups: Thai manufacturers that developed from a manufacturer for the domestic market and the manufacturers that participate in foreign investment.
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