DONGWHA PHARMACEUTICAL CO., LTD DONGWHA G&P. In 1970, Hyun Dae Glass was founded as a manufacturer of glass vials and containers for medical products. In 1976, Hyun Dae Glass became the country’s first company to receive the Commerc DONGWHA G&P. In 1970, Hyun Dae Glass was founded as a manufacturer of glass vials and containers for medical products. In 1976, Hyun Dae Glass became the country’s first company to receive the Commerce and Industry Minister's Award for excellence in energy management. It has undergone remarkable innovations in pace with DONGWHA …