There are at least five different child resistant functions that could be applied to all tin size of metal packaging, for example, rectangle, square, triangle, hexagon or irregular shape could be matched well. Every tin box could be achieved to child-resistant version by CR Tin. As customized child resistant tins, Gen1 and Gen2 child resistant tins could be a classical example. chocolate ball tin can, Large Tin Containers , Small Box , Child Proof Tin Case ,Tiny Metal Box . Press & Turn is common lock for round child proof tin in the market, but CRALD7625 uses the original tinplate structure to form Turn & Lift child proof mechanism that changes the four-piece to up-bottom structure and save more the cost. The rolled inside lid and bottom forms this hidden child resistant lock with the elastic tinplate to create this stable child proof tin can. CRALD7625 applies slots and grooves lock style to consist of child proof mechanism that two slots on necking area of bottom lock the rolled inside lid that the lid could be released when two slots pass two grooves on lid. This structure would reduce the unit cost with the exquisite appearance that is new option for round child resistant tin can. As this up-bottom structure of this child proof tin can, it could be improved to airtight version easily that adding a silicone gasket on lid would be working perfectly (airtight means under water and no water in tins). the child proof lock wouldn’t be affected by silicone gasket and it could match child proof lock well. It belongs to recycling airtight child proof tin can in the market that the lighter weight, lower unit cost, good-looking, assembling easily forms this popular certified airtight child proof tin can. The product will supply to all over the world, such as Europe, America, Australia,Honduras, Sacramento,Sri Lanka, Rotterdam.It’s around 5 year after California releasing legal recreational cannabis and THC vaporizer or CBD cartridge becomes more popular in the market. Many packaging for vaporizer cartridge in the market like blister, paper box, metal box and bag, how to choose attractive packing for vaporizer cartridge? The exquisite printing on outside, the hard material, the decent inside with impressive insert achieves attractive tins for packing vaporizer cartridge. As blister, it belongs to the low-end market that usually pack the general disposable cartridges. For paper box, it is usually applied to pack general cartridge that no special flavor or technical. Most of vape cartridge set is packed by bag. The metal box would be a high-end or luxury packaging because of the attractive printing with hard material and the customized insert with air tight condition that keeps the original tasting of cartridge and holds cartridge well. The air tight child resistant tin case 94x34x20mm is the classical example that continues Gen2 child resistant lock – hidden, rolled inside edge, smoothly appearance. Tin box with plastic holder and PS insert with foam pad consists of this air tight child resistant tin that the vaporizer cart would be more attractive from the exquisite appearance with appropriate insert matched the original tasting by inside air tight condition, each area would emphasize the luxury cartridge. If building a high-end cartridge brand, choosing the metal packaging will be the best choice.