一级毛片免费黄片,国产一级免费黄色视频在线观看,最近中文字幕大全

Today is    
 
 
 
   
 

  A professional speakers system manufacturer, Guangzhou Sonicstar was established in1993, with two founders graduates of the Acoustics Department of Nanjing University, China.
   The garden-like factory covers an area of more than 20,000 sq. m., boasting 18 advanced product lines and a staff of about 500. With self-sufficient Electricity power equipment, production capacity reaches 300 k sets per year, focusing on providing OEM&ODM services to customers worldwide.
   Strict execution of ISO 9001:2000 quality system, together with a professional management team and proficient engineers all guarantee quality stability. Besides ISO9001:2000 certificate, IQC,IPQC,OQC and QE inspections as well as 5S are implemented to further enhance quality control. Moreover, every finished product undergoes pure-tone audiometry and quality testing by electronic acoustic equipments.
   To provide the best acoustic sound for different listening needs is our philosophy, which is made possible by our high designing and developing capability. In the R&D center, special software "speaker System CAD", which is designed by our R&D team, and various professional computer-testing system (LMS,DAAS,CLIO) are applied. With our rich technical resources, good relationships with suppliers and tight connections with research institutions, a system of "quick response" has been constructed to satisfy customers' individual needs promptly. As a result, We are capable to design and develop high quality speakers, home theatre systems, subwoofers, and are well recognized for creativity, reliability and credibility.
  Job trainings are offered to improve working proficiency & efficiency, which help build up a professional managerial team as well as proficient engineers and stable labor forces. As a result, we are able, at reasonable cost, to design and mass-produce individualized products at stable quality to match specific brand image
.


   
   
   
General Enquires: andy@gzsonicstar.com
Hotline: (86)020- 36091005 Fax: (86) 020-36090061
Address: Sonicstar industrial zone, Shima, Junhe, Baiyun District, Guangzhou ,Guangdong,China
粵ICP備 05050429號-1
国产A级毛片久久久久久精品,精品夜恋影院亚洲欧洲,午夜精品久久久久久久久久久久,免费成人一级视频,一级真人黄色视频,一级毛片视频 公司,免费一级毛片在线精品,一级欧美野外勾搭在线,午夜A一级毛片亚洲欧洲 欧美日韩在线视频,日韩一区二区三区在线观看,91免费国产自产地址入,欧美一级黄色视片,国产一国产一级无码,中文一级毛片免费看,欧美一级特黄大片黑人,在线免费一级毛片视频,一级黄片性高潮在线视频 337p日本欧洲大胆艺术多图,中文字幕在线观看,AV一级在线播放,亚洲一级毛片婬女,免费一级黄动漫精品,国产一级黄片免费试看,亚洲AV一级在线观看,国产一级免费特别黄色片,99国产精品农村一级毛片 午夜理论片免费播放,亚洲一区精品伊人久久,亚洲成A人片在线观看无码3D,日韩成人一级视频,国产一级片一区无码,处国一级免费黄片在线,日韩国产精品一级毛片,最近中文字幕一级毛片,一级毛片视频网站免费看 欧美国产主播在线播放,欧美男男激情videos高清,了解最新97se亚洲国产综合自在线,日韩性色一级aV,国产一级一级牲活片,东北一级毛片免费观看,日韩毛片一级无码成人,a√在线欧美一级高清片,一级毛片无遮挡在线看片 亚洲A∨午夜成人片精品网站,亚洲一本之道高清在线观看,亚洲一区中文字幕,免费一级小毛片,av一级高清无码色,一级全黄色Av毛片,欧美特黄一级A片免费,一级无码毛片免费视频,一级a爱片免费观看视频
昌宁县 威海市 胶南市 进贤县 晋中市 清镇市
福贡县 云霄县 中西区 金华市 云阳县 弥勒县
漯河市 卫辉市 夏河县 布拖县 平和县 肇东市