PMC 貴金屬粘土協會: –

People everywhere understand the benefits and pleasure of sharing their questions and enthusiasm. The PMC Guild is working with partners around the world to develop a network of regional Guilds that are dedicated to non-commercial support, technical advice and inspiration.

地區 網址:
USA 美國 http://pmcguild.com
JAPAN 日本 http://www.pmcguild.jp
Australia and New Zealand 澳洲和新西蘭 http://www.pmcguild.com.au
United Kingdom 英國 https://www.facebook.com/pages/PMC-Guild-UK

三菱Mitsubishi Materials Corp. Site: –

http://www.mmtc.co.jp/ja/products/pmc.html