I am very glad to get you email address .now .please give a chance to introduce my conpany to you ,my company ,naturalin bio.co.,ltd ,is one of the largest company in the area of plant extract .we can supply many kings of plant extract .our website is www.naturalinbio.com ,we can get more information on it .we can supply :1 ,tea leaves (dark tea ,fuzhuan tea )  2, tea extract (catechins ,polyphenols ,EGCG ) 3 ,instant chrysanthemum powder ,instant tea powder 4 grape seed extract ,ginger extract  ginseng extract ginkgo extract ,rhodiola extract ,bliberry extract and so on .as your letter regarding ,the catechu Extract,also we can supply .Hope a longterm cooperation with your company .also ,we can become a Introduce broker .I think the lowest price ,the good qunlity ,the prompt delivery will bring a great profit for us .any inquiry ,please on hesitato to contact to me .
besr regards and have a nice day .

your's sincerely

thomas chan