The common rule of jewellery maintenance: lightly handle, avoid collision and friction, contact with high temperature and acid and alkali solution, check frequently to prevent gems from falling off. Check your jewelry regularly at the franchise store, whether the claws are bent and the setting is deformed. The craftsman will do the necessary care and maintenance for your jewelry, and will answer all the questions that arise during the wearing of the jewelry. diamond It is by far the human being found that the hardest substance in nature, a well-healed diamond will always be eye-catching. But hard things are also brittle, diamonds are oleophilic and hydrophobic, and contamination with oil can affect brilliance, so the diamonds should be removed when doing housework and applying cosmetics. Go to the franchise store for care and maintenance every month. You can also wash it at home. After soaking in a neutral detergent, gently scrub with a toothbrush, then rinse with water or alcohol, and then dry with a soft cloth. Platinum Avoid hooking, pulling, smashing, pressing, especially the mechanical hard chain. It is not suitable to wear with gold jewelry at the same time. Because gold is soft, if it rubs against each other, it will not only damage the gold jewelry, but also make gold, dyed on platinum, and make it yellow. Platinum jewelry has been worn for a long time, the surface is darkened or partially discerned, and it is cleaned and protected by a professional jewelry store. gold Pure gold jewelry is easy to chemically change with metals such as mercury and lead, so that pure gold jewelry has white spots, but after burning, the original color can be restored. Avoid contact with high volatile substances such as perfume and hair gel, otherwise it will easily cause metal fading. In order to protect the luster of gold, apply a thin layer of nail polish on top, wash it with warm water and detergent, remove and dry it. Wipe with a mixture of salt and vinegar to make it last forever. pearl If it is not properly maintained, it will lose its glamorous luster. If it is not worn, rinse it with pure water and store it in a soft silky packet. Avoid contact with acidic or alkaline substances and avoid contact with high temperatures. When doing exercise, doing housework, or taking a bath in the bathroom, you should take off the pearl jewelry. jackpot Red sapphire is resistant to strong acid and alkali, and its hardness is second only to diamond. When exercising or doing housework, it should be avoided as much as possible to avoid damage or falling off the gem. When wearing red sapphire jewelry, it should be done after wearing, so as not to hang on the clothes, causing the stones to fall off. Frequently worn gemstone jewellery should be inspected once a month to see if it is worn or detached, and then remedied and repaired. Emerald Hard but brittle, it is easy to cause cracks or breaks by external force. Avoid wearing external force or falling when wearing. Avoid contact with high temperature to avoid cracks caused by emerald water. For daily wear, keep the surface clean. If there is dirt, rinse it with water. Check the lanyard regularly and check it regularly. Precious metal Avoid wearing or touching the acid-base environment in a rough environment to prevent the surface of the electrical metal layer from being corroded and fading. Avoid contact with metals such as mercury and lead, cosmetics, perfumes, vinegar, fruit juices, bleaches, correction fluids, and cosmetics containing lead and mercury. The sweat of the human body will erode metal jewelry, so it is best to wear metal jewelry every day in summer. Ningbo Liyuan Garment , https://www.liyuangarment.com