Angel Peng, 8, who injured her hand in a scalding accident when she was nine months old, shakes hands with her mother wearing a 3D-printed prosthetic hand designed and built by engineer Chang Hsien-Liang, in Taoyuan, Taiwan, May 8, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Engineer Chang Hsien-Liang, 46, poses for a photograph in Taoyuan, Taiwan, April 28, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Engineer Chang Hsien-Liang (L), 46, shows a friend prosthetic hand, which he designed and built, in Taoyuan, Taiwan, April 28, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Angel Peng, 8, who injured her hand in a scalding accident when she was nine months old, smiles as she tries on a 3D-printed prosthetic hand designed and built by engineer Chang Hsien-Liang, in Taoyuan, Taiwan, April 6, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Angel Peng, 8, who injured her hand in a scalding accident when she was nine months old, tries on a 3D-printed prosthetic hand designed and built by engineer Chang Hsien-Liang, in Taoyuan, Taiwan, April 6, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Angel Peng, 8, who injured her hand in a scalding accident when she was nine months old, reacts as she tries to hold a bottle with a 3D-printed prosthetic hand designed and built by engineer Chang Hsien-Liang, in Taoyuan, Taiwan, April 6, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Engineer Chang Hsien-Liang (L), 46, fits a 3D-printed prosthetic hand, which he designed and built, on Angel Peng, 8, who injured her hand in a scalding accident when she was nine months old, in Taoyuan, Taiwan, April 6, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Angel Peng, 8, who injured her hand in a scalding accident when she was nine months old, reacts as she holds papers in Taoyuan, Taiwan, March 17, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Engineer Chang Hsien-Liang, 46, measures Angel Peng's hand, who injured her hand in a scalding accident when she was nine months old, in Taoyuan, Taiwan, March 17, 2017. SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Engineer Chang Hsien-Liang, 46, draws a design for a 3D-print model for a prosthetic hand in Tainan, Taiwan, February 24, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)Engineer Chang Hsien-Liang, 46, who built his own prosthetic arm using 3D printing technology, looks at his notes which shows the condition of eight-year-old Angel Peng, who lost her hand, in Tainan, Taiwan, February 24, 2017. REUTERS/Tyrone Siu SEARCH "PROSTHETIC 3D" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.TYRONE SIU (REUTERS)
