Cloning is producing an exact copy of a plant or an animal using its cells. The first mammal cloned successfully from an adult cell was Dolly the sheep. Scientists are praised for their wonderful scientific advance because in recent years, there has been great progress in the study of genetics. With this progress, doors have been opened up to technologies that never existed before. One aim of cloning is to help those people who cannot have their own babies. In China, scientists have focused their efforts on cloning animals as well as cloned tissues to be used in medical treatment. China has succeeded in producing clones of cows and goats, and continues to research ways in which cloning can benefit mankind. Clone, to a certain degree, is beneficial to mankind .Many people consider this technology a promising one as to bring all human being to a new era. Cloning is producing an exact copy of a plant or an animal using its cells. The first mammal cloned successfully from an adult cell was Dolly the sheep. Scientists are praised for their wonderful scientific advance because in recent years, there has been great progress in the study of genetics. With this progress, doors have been opened up to technologies that never existed before. One aim of cloning is to help those people who cannot have their own babies. In China, scientists have focused their efforts on cloning animals as well as cloned tissues to be used in medical treatment. China has succeeded in producing clones of cows and goats, and continues to research ways in which cloning can benefit mankind. Clone, to a certain degree, is beneficial to mankind .Many people consider this technology a promising one as to bring all human being to a new era.