Nyrstar Limited Nyrstar Limited is one of the world's largest zinc producer. Headquartered in Melbourne, Australia, the company currently owns and operates two mines and four smelters located in Tasmania in Australia, Tennessee in the United States and Budel in The Netherlands. Nyrstar is widely recognized for their zinc alloy brand, "EZDA", and special high-grade zinc ingot, "MAP". Consistent product quality and supportive after sales services have made Nyrstar one of the most successful zinc producers in the non-ferrous metals industry. Lee Kee Group Established in 1947, Lee Kee is an integrated supply-chain company with nearly 60 years of sourcing and distribution experiences in the non-ferrous metal industry. Being one of the largest and leading non-ferrous metal suppliers in Asia, Lee Kee's success has been built on the provision of high quality products and professional services. Lee Kee has continuously maintained a leading position in the zinc alloy import market, contributing to over 70% of zinc alloy import in Hong Kong. In 1997, Lee Kee Group Ltd. was established to cope with the rapid business growth and increasing demands for metals. The company's key products include: zinc ingot, zinc alloy, aluminum ingot, aluminum alloy, magnesium alloy, copper, nickel square, tin ingot, pewter alloy, electroplating chemicals and precious metals. Lee Kee is dedicated to provide professional customer services from material sourcing and logistic arrangement to value-added services such as on-site visit, mould design consultation, product quality assurance, price trend and metal market news, JIT logistic services and technical support to customers. With clear mission and objectives, Lee Kee is a market leader in providing customers with premium products and professional before and after sales services.