Anti-dumping commission of Australia can initiate anti-circumvention inquiries against following six types of circumvention activities in accordance with Customs Act 1901 and Customs (International Obligations) Regulation 2015: assembly of parts in Australia, assembly of parts in a third country, export of goods through one or more third countries, arrangements between exporters, avoidance of intended effect of duty, and slight modification of goods exported to Australia.The circumvention activity“avoidance of intended effect of duty”is specific to Australia. Australia has initiated five anti-circumvention inquiries after the establishment of Anti-circumvention Inquiries Legal System and three cases are against the products from China. The system is becoming the sharp sword of protecting Australian domestic industry. As the largest trade partner of Australia, China shall deeply understand the law of Australian anti-circumvention inquiry and research countermeasures in conjunction with the practice, keep an eye on the incoming of anti-circumvention inquiries from Australia and cope with it positively.