The moisture proof test paper drum is conceived as an efficient component of a sample collection kit and ensures that moisture that may compromise accurate diagnosis is also not present. Due to our Jiangsu Changfeng Medical Industry Co., Ltd. as medical equipment manufacturers, we assure the quality and performance of the test paper drum. This product is obviously very useful for laboratories and health care providers as it allows for effective sample storage even in transport. Every detail in designing our products reflects our strong focus on health management and patient safety.