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

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

Color is not claimed as a feature of the mark.

Color is not claimed as a feature of the mark.

Proppants for hydraulic fracturing, namely, ceramic proppants, sand proppants, and porous proppants; chemicals for well drilling and cementation, namely, bentonite, barite, cenosphere, polyanionic cellulose, carboxy methylated cellulose, and silica fume

Abrasive compositions used in the manufacture of metal polish; Adhesives for applying wall coverings; Adhesives for ceramic coating and ornamental paving; Adhesives for ceramic tiles; Adhesives for laying ceramic tiles; Adhesives for use in the manufacture of furniture; Adhesives for wall tiles; Epoxy glue for general bonding and repair purposes; Industrial adhesives; Synthetic resins that are used to repair and fill holes and cracks, adhere to surrounding materials and seal surfaces for use in harsh environments; Unexposed photographic films