Recently, the COVID-19 pandemic has caused the lockdown of Wuhan, and it has hit Europe and the United States again, with the potential to spread globally. According to the requirement of "two certificates in one", China actively promotes the integration of drug manufacturing administrative license and drug manufacturing quality management practice (GMP) certification into one administrative license, and drug trade administrative license and drug trade quality management practice (GSP) certification into one administrative license. This also means that drug production and management standards are more strict and unified, and the industry will undergo major adjustments.

Medicine is a special commodity, and its production conditions are affected by many aspects. Among them, cleanliness is an important factor to measure health standards in pharmaceutical workshops. In the pharmaceutical industry, clean equipment for the pharmaceutical workshop to do a lot of work. Among them, the transfer window is a necessary auxiliary equipment in the clean room. Transfer window is mainly used for the transfer of small items between clean areas, clean areas and non-clean areas, in order to reduce the number of clean room door opening, reduce the degree of pollution to clean room.

According to different types, transfer Windows can be divided into ordinary transfer Windows, wall-mounted transfer Windows, air shower transfer Windows and laminar flow transfer Windows. Transfer window can greatly reduce the emission of pollutants. At present, the transfer window has been widely used in the pharmaceutical industry, biological experiments and micro technology, and has become an important equipment in the air purification industry.

This is the era of customization. According to the needs of customers, many purification equipment manufacturers carry out professional customization of transfer window equipment, so as to meet the needs of more markets. For example, Wuxi company launched the transfer window has long distance and short distance two options of work surface, but also can be customized according to customer needs, a variety of non-standard size and floor transfer window.