Anhui Annai kayan aiki Co., Ltd (tsohon Wuhu Ring gwajin gwajin kayan aiki Co., Ltd), bin alamar Nanjing Annai gwajin kayan aiki Co., Ltd. kafa a 2009. Kamfanin yana cikin Wuhu, Jiangcheng, shi ne masana'antun lardin Anhui da suka gabata da aiki a cikin kayan aikin gwajin muhalli. Manyan kayayyakin kamfanin sune: gishiri hazo (gas) lalata gwajin akwatin, gishiri bushe m hadaddun (canji) gwajin akwatin, sake zagayowar kwarara lalata gwajin akwatin, sakon zafin jiki (gishiri) wanka, murhu (bushewa akwatin), high zafin jiki tsufa gwajin akwatin, ultraviolet haske tsufa gwajin akwatin, ozone tsufa gwajin akwatin, xenon fitila tsufa gwajin akwatin, high low zafin jiki canji m zafi gwajin akwatin, tsani mai m zafi gwajin akwatin, yashi gwajin akwatin, drop ruwa, ruwan sama shell kariya kayan aiki da kuma carburization gwajin akwatin, freeze narkewa gwajin inji, sulfate bushe m zagaye gwajin inji da sauran muhalli gwajin kayan aiki, da kuma daban-daban non-misali gwajin kayan aiki (dakuna) da aka yi bisa ga GB, GJB, IEC, MIL Kayayyakin yadu ake amfani da su a sararin samaniya, mota babur, makamai makamai, lantarki lantarki, sinadarai karfe, ingancin bincike auna, post da sadarwa, jirgin ruwa da jirgin kasa da sauran kamfanoni da kuma jami'o'i da makarantu da kuma kimiyya bincike. Kamfanin yana da ƙungiyar zane da R & D, sarrafawa da masana'antu, gudanarwa, tallace-tallace da sabis na fasaha. Fasahar baya shine ma'aikatan da ke aiki a cikin kayan aikin gwajin muhalli na shekaru da yawa, suna tara kwarewa mai mahimmanci a fannin; Kamfanin ya bi kamfanin falsafar "ingancin samarwa tare, gina makomar tare", tare da "gudanarwa, inganci, fasaha" a matsayin jagora, yana ƙoƙarin haɗin kai na al'umma, abokin ciniki da kamfanin. Barka da yawan sabbin abokan ciniki da suka zo don bincika da jagora, tattaunawa da hadin gwiwa, haɗin gwiwa don ƙirƙirar kyakkyawan gobe!