About 2 Trademarks found that are owned by Yuanqiong Xie

Daypacks; Schoolbags; All purpose sport bags; Animal clothing for pigs and dogs, namely, shirts, skirts and scarves; Back packs; Backpacks incorporating jackets; Backpacks for pets; Backpacks, book bags, sports bags, bum bags, wallets and handbags; Bags for carrying pets; Canvas shopping bags; Crossbody bags; Fanny packs; Fitted protective covers for carrying bags, namely, backpacks, knapsacks, all-purpose carrying bags and luggage; Fitted protective covers for travel bags, namely, backpacks, knapsacks, all-purpose carrying bags and luggage; Gym bags; Leather bags, suitcases and wallets; Luggage inserts, namely, packing cubes; Purses, not of precious metal; Rucksacks for mountaineers; Small backpacks; Travelling bags

The wording "DIOLV" has no meaning in a foreign language.