Beijing Kangpu Huiwei Science And Technology Co., Ltd is based in China and lists Copper Oxide Needles on Global Trade Plaza. The product is offered in the agriculture category for use in producing capsules for cattle and sheep to promote copper absorption. The needles have a diameter of 0.5 mm and a length of 3 mm to 4 mm, with customizable length available. Free samples can be provided. Buyers can send an enquiry through Global Trade Plaza.