Medicinal herbs (1) The inner shell of needleless blackbird is long and elliptic and flat, with a thin edge, a middle thickness, a length of 9 to 14 cm, a width of 2.5 to 3.5 cm, a central thickness of 1.2 to 1.5 cm, a ventral white surface, and a wavy pattern. From the tail end to the thickest part of the center, it occupies 1/2 or 1/2 of the full length. The back is magnetically white and slightly dark red, with subtle, small, verrucose projections, a prominent bulge in the center, a hard, brittle film on the surface, and a translucent keratinous margin. No bones at the end. Lightweight, crunchy, easy to break, and the cross-section has a distinct parallel striae that is slightly curved toward the back. In addition to the back dura mater, other parts can be wiped off the fine powder. Slight gas, slightly salty taste. 7 The inner shell of Golden Owl is long and elliptic and flat. The middle shell is thick, with thin edges. It is 13 to 20 centimeters long, 5 to 7 centimeters wide, and 0.7 to 1.5 centimeters thick in the middle. The abdomen is white, with wavy lines. From the end to the thickest area, it occupies about 5/6 to 4/5 of the full length. The back is magnetic white, slightly reddish, with small, sinuous bulges, and a prominent bulge in the center. There is a bone needle at the end. The above medicines are all good for body dryness, body size, whiteness, and integrity. It is mainly produced in the coastal areas of Zhejiang, Fujian, Guangdong, Shandong, Jiangsu and Liaoning. Acrylic Foam Tape,Vhb Tape Waterproof,Adhesive Acrylic Foam Tape,Acrylic Foam Mounting Tape Kunshan Jieyudeng Intelligent Technology Co., Ltd. , https://www.jerrytapes.com