Profile: Qingdao Kush Packaging Co., Ltd. specializes in providing concrete packaging services. Our concentrate containers such as: child resistant glass concentrate containers, silicone containers, acrylic containers and plastic containers. They also come in many different sizes, styles and airtight, sealing lid mechanisms. Whether it be screw cap lids, hinged lids, twist off caps, pop top functions or compliant child-resistant concentrate container caps.