rhode island wholesale jewelry high end designer name brand
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rhode island wholesale jewelry high end designer name brand
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wholesale good quality jewelry Those who can refine gold are: electronic components of various types of gold, alloys containing all kinds of gold, and various types of jewelry waste.
1. Electronic components of various types of gold
Video machines, electrocomputers, measurement instruments, analyzers, computers and other instruments and electrical electrical contacts, lead and line boards also contain gold.
2, all kinds of alloy containing alloy
The content in the alloy is very high. There are also many low -gold alloys that are easily forgotten by people and are recycled as ordinary metals.
3, various types of jewelry waste, anode mud, battery, solder alloys, dental alloys, gold -plated devices and chemicals, electronics, medicine, electroplating and jewelry, etc., all of which involve gold.
The gold -lifting technology is mainly based on environmental protection. It is technical research. It realizes resource regeneration of electronic waste and electronic waste, and has achieved public -free environmental protection treatment methods. It not only enables enterprises to achieve good economic benefits, but also promotes the development of environmental protection, regeneration of waste resources, and benefiting the country.