亚洲精品久久MM131泳装图片_中国少妇内射XXXX狠干_国产亚洲精品免费_a级片网址_婷婷成人基地_久久亚洲一区二区三区成人国产

Product class
 
Your current as:Home >> Detailed content
A diamond prices industrial chain downstream demand special exuberant
The publisher:admin  Views:1605  Release time:2012/2/13

In recent weeks, the author through a lot of field investigation and visit the diamond industry chain upstream and downstream enterprise, further study on the industry chain each link and opportunities facing the challenge, at the same time, each enterprise and makes a deep communication, the tendency of the development of the industry and diamond grains price movements made preliminary judgment.

 

The diamond industry chain downstream demand is strong, and as diamond single crystal grain prices fall, their products (including diamond fine powder, polycrystalline composite piece and end products, etc.) the new application fields are being opened, and the overall diamond industry in "little industry, development," of the situation. Diamond single crystal particles is expected to present an average price of 0.43-0.45 yuan/carat, from the short period of 12 (twelve) months see has hit bottom, from long period (120 months) see in a down cycle of the platform, the industry in the long cycle though prices are down, but as costs and to promote the efficiency of, the diamond industry mainstream enterprise still keeps average 30-35% of the gross profit margin and reasonable profitability.

 

In the diamond industry chain upstream diamond single crystal particles link to industry chain and constantly middle PCD polycrystalline composite films such as the extension of the Yellow River link whirlwind, and at the same time in the middle reaches of the industrial chain on four fonda, prepare the upstream of the diamond and zhongnan diamond, the company's future may be faced with good opportunities for development.

 

As a new material 1025 one of its key support, the diamond industry chain upstream and downstream enterprise future is likely to remain high speed long situation.

Copyright Anhui xin cheng superhard materials co., LTD(formerly bozhou city xin cheng diamond co., LTD.) address: Anhui province Bozhou city Lixin County Industrial Park Venture Road No. 3
phone: 0558-5679588 mobile phone: 13856736258 
主站蜘蛛池模板: 在线观看91精品国产网站 | 大地资源在线观看免费高清官网 | 男女拍拍免费视频 | 久久精品亚洲欧美日韩精品中文字幕 | 欧美在线观看第一页 | 亚洲精品第一国产综合精品 | 97国产精品欲 | 黑人狂桶女人高潮嗷嗷叫小说 | 国产精品无码一区二区三区免费 | 2020亚洲一卡二卡三卡 | 国产一级高清毛片 | 免费人成在线视频无码 | 噜噜噜久久 | 不卡av一区 | 国产精品第一国产精品 | 国产精品久久久久无码人妻 | 成+人+网+站+免费观看 | 中文字幕一区二区三区四区在线 | 成人性生交大片免费看r链接 | 亚洲午夜一区二区三区 | 91探花国产综合在线精品 | 日韩精品在线观看一区 | 免费精产国品一二三产区区大学生 | 巨胸不知火舞露双奶头无遮挡 | 一本色道久久综合无码人妻 | 黄色毛片视频校园交易 | av观看国产| 三级中文字幕在线观看 | free性熟女妓女tube | 美日韩一级 | 嫩草视频免费看 | 午夜精品久久久久久久久 | 国产亚洲精品久久久久久久久 | 偷偷干夜夜拍 | 3bmm在线观看视频免费 | 国产自慰网站在线观看 | 国内精品伊人久久久久AV一坑 | 亚洲激情第一页 | 国产精品乱伦日本 | 一级视频在线观看视频在线啦啦 | 亚洲成AV人片不卡无码 |