Features: 1) Good for the enhancement of human immunity function 2) Normalization of human physiologic function 3) Wide antineoplastic function 4) Anti-carcinogen function 5) Prevention and treatment of diseases 6) Significant anti-senility effect Features: 1) We can make cooper, stainless steel, precious stone, hematite, and titanium bracelets, necklaces, rings and earrings with 99.999% germanium studs or powder 2) Different designs and sizes available 3) Enhancement of human immunity function 4) 1pc/PVC bag, or as per customers\'\' designs