1. The method of writing the certificate of burning red jade is as follows: the size of the certificate, the main identification method to prove its identification source and authenticity. Certificate name, clear and definite, so as to quickly confirm the contents of the certificate.
2. Jade certificates are generally divided into two sides. The front is the standard information and picture of jadeite, and a randomly generated code will be affixed to jadeite, with the normal code bar affixed to the inner ring of the bracelet and the pendant affixed to the back; On the reverse side are the signs of national certification and the information of quality inspection institutions, including the website, telephone number and address of quality inspection institutions.
3. inspection results: jadeite (a) bracelet "a" is generally noted for jadeite, while "treatment", "bleaching and filling" and "bleaching and filling jadeite" are indicated for jadeite (b), and "treatment", "dyeing" and "dyed jadeite" are indicated for jadeite (c). Total mass: 979g (weight of articles).
4. no. The burnt jadeite can't be issued with a certificate. At present, the national standard has forbidden to issue a certificate of goods to the red-hot jadeite. Red-burned jadeite has no collection value, and the brown-red or dark-red red jadeite often seen in the market, the low-grade jadeite with coarse jade and many impurities, can be bought for about several hundred yuan or several thousand yuan.
5. The certificate of jadeite issued by the national authority is one of the appraisal results. If it is natural jadeite A, the word "jadeite" will appear in the result, and the words "A" and "Natural" will also be marked. Only natural A goods will issue a certificate with the result of "Jade".
6. Look at the signs. Generally, real jade certificates will have signs with English abbreviations at the top. For example, CMA, CAL, CNAS, in which CMA is necessary, and it is the basic requirement of national laws for testing and inspection institutions. If not, the certificate is invalid.