LILANG and LILANZ are both trademarks of Lilang, so you can rest assured. LILANG is the logo used by Lilanz before it entered Milan Fashion Week. After the fashion week, Lilang officially integrated with international standards, so the trademark was changed to LILANZ. The Lilanz your lover bought is LILANZ, it should be a new model. Now some stores sell LILANG, so at least They must be clothes from two years ago. Therefore, LILANG and LILANZ are both genuine products.