大战熟女丰满人妻AV,18禁免费久久久久久久,人妻互换AV无码打压3p,国产 婬片A片AAA片欧美,成人欧美一区二区三区黑人动态图
NEWS

News trends
08月04日
2017年
Shandong Molong successfully won the bid of SINOPEC and CNOOC’s 2017 purchase plan
2017-8-4
in the sinopec and cnooc’s public bidding activities, we got that our multiple product items were successfully awarded. this bid is an affirmation to our product com...
07月11日
2017年
Shandong Molong won the honorary title "model flat of take contract, re-credit"
2017-7-11
recently, shandong molong has been rated ad ""take contrat contract, re-credit"" enterprise by chinese enterprises brand quality evaluation center and chinese enter...
07月11日
2017年
Our company is certified as 2017 Shandong Province Intellectual Property Demonstration Enterprise
2017-7-11
recently, informed by weifang intellectual property office, our company is certified as 2017 shandong province intellectual property demonstration enterprise, becom...
03月01日
2016年
Technology center was identified as Weifang industrial design center in 2015
2016-3-1
recently weifang economic and information commission, weifang bureau of finance released , technology center was identified as weifang industrial design center in 201...
02月18日
2016年
Skill of Crane driving competition
2016-2-18
in the past few days, equipment division takes the lead to organize skill of crane driving competition monthly. the competition includes theory test and practice test...
02月17日
2016年
our company carry out the production safety actively
2016-2-17
serious domestic safety accidents have happened continuously in recent years which caused significant personnel losses and property losses; it also sounds an alarm to...
07月12日
2015年
Shouguang City Federation of trade unions to our condolences to the difficulties workers
2015-7-12
recently, shouguang city federation of trade unions of mulberry of tsinghua university vice president, came to my company 180 special tube factory, company workers in...
05月12日
2015年
Comrade Lv Suyu was awarded the "Fumin Xingshou Labor Medal" honorary title
2015-5-12
in april 28, 2015, shouguang city to celebrate "five one" and "building quality shouguang" advanced model in recognition of the meeting was held in the business distr...
03月21日
2015年
The company was awarded the "outstanding contribution to enterprise in Shouguang City," the honorary title
2015-3-21
in 2015 march 3, 2015, shouguang city "three level cadres conference" was held, the meeting i units are shouguang municipal government awarded the "outstanding contri...
06月21日
2014年
Successful conclusion of the 2013-year annual general meeting
2014-6-21
the 2013-year annual general meeting was held in the meeting room of the third floor of the office building in the morning of 27, june. the shareholders attending t...
06月20日
2014年
Shandong Molong Petroleum Machinery Co., Ltd. is awarded the standardization of good corporate behavior “AAAA” enterprise-class title
2014-6-20
on 17 of june shandong molong petroleum machinery co., ltd. approved the audit of “aaaa” standardization good behavior enterprise. in the process of auditing, the ...
05月11日
2014年
Seamless steel pipe of Shandong Molong went through the EU PED Certification
2014-5-11
pressure equipment(ped)certification is the mandatory rule of law approved by eu countries in terms of safety problem of pressure equipment. seamless steel pipe expo...
05月21日
2012年
Industry news test
2012-5-21
test...
08月11日
2010年
API Certificates Renewed by API Sucessfully
2010-8-11
from march 8 to 13,2010, two inspectors from shanghai moody inspection company were authorized to audit molong’s api license use: api spec 5ct、api spec 5l、api spec 5...
03月22日
2010年
Upsetting Process of Drill Pipe Body Patented by State Intellectual Property Office(SIPO)
2010-3-22
molong news: on feb.3,2010, upsetting process of drill pipe body patented by sipo. over past years, molong has been paid more attention to the r&d of new produc...
03月22日
2010年
Molong Rated I Export Company
2010-3-22
molong news: recently, molong was rated i export company by shandong inspection and quarantine bureau. through comprehensive evaluation of credibility,production ...
03月11日
2010年
Succeed in trial rolling of 351 X 50mm heavy wall thickness seamless pipe
2010-3-11
the beginning of december 2009, technology center redesigned the rolling tools for uniformity of wall thickness and lighting internal spiral, and adopt piercing-redu...
03月11日
2010年
Duan Guomao, Academician of the Chinese Academy of Engineering provided field guidance at our Technology Center
2010-3-11
26th dec 2009, duan guomao, academician of the chinese academy of engineering and experts visited our technology center for visit and guidance. the technological inn...
08月06日
2009年
Liu Xiaodong, Administrative Assistant General Manager of the Shanghai Securities Exchange Coming to Molong for Research
2009-8-6
on auguest 5th, liu xiaodong, administrative assistant general manager of the shanghai securities exchange and the party arrived at the company for the specific resea...
02月02日
2009年
Two major oilfields in NW China aims output growth
2009-2-2
urumqi, jan. 30 (xinhua) -- developers of two key oilfields in xinjiang uygur autonomous region have pledged to further tap oil and gas reserves and boost their prod...
99久久亚洲综合精品成人 | 国产裸体久永免费视频网站 | 国内蜜桃臀在线观看免费视频一区二区h | 肥胖老太婆毛片免费视频 | 国产A V大片一区,二区,三区,四区 | 国产亚洲东北熟女高潮叫床 | 国产农村妇女一区二区三区 | 美区一区二区三区视频69av | 黄色视频在线免费观看网址 | 欧美性爱视频在线播放 | 中文字幕在线观看不卡一二 | 久久一区二区精品夜夜嗨 | 少妇的婬A片AAAAA商服 | 乳巨码小向美奈子在线观看 | 蜜桃在线无码精品秘 入口欧 | 三亚三黄三色AAA毛片重 | 中国一级片在线播放 | 亚洲成AV人片在线观看www | 美女18禁一区二区三区视频 | 日韩av无码一区二区三区 | 蜜柚Av乱码久久久久久水 | 苍井空亚洲一区二区三区 | 久久久国产精品人妻AⅤ麻豆网红 | 亚洲AV无码成人精品区毛片 | 婷婷老女人乱伦熟女精品视频 | 自慰 免费网站com | 一级a免一级a做免费线观看视频 | 亚洲乱码专区在线观看 | 后入内射欧美99二区视频 | 奶水人妻一区二区三区 | 无码aⅴ精品日本无码麻妃 任你躁XXXXX麻豆精品 | 在线免费观看一级毛片 | 国产日韩在线观看porn | ▓■成人向日葵视频▓免费看 | 人妻少妇精品久久久久久天美传媒 | 国产搡BBBB槡BBBB高不潮 | 国产精品久久久久久久久久久久久久软件 | 黑人亚洲精品A片久久99 | 少妇搡BBBB搡BBB搡造水多 | 四川女人毛多水多A片 | 成年人黄色视频在线观看 |