成人国内精品久久久久影院,1区2区3区4区产品不卡码网站 ,成人网站免费 av,国产精品人妻一区二区三区四

<rt id="cp8n8"></rt>

Outdoor full color LED display engineering series

Shanghai Bank customized Zheda Huatai LED display

?Bank of Shanghai in Hangzhou, Zheda Huatai Technology Co., Ltd. ordered a LED outdoor display, model for the semi-outdoor single red P10, the size of 15 square feet, has been successful in the month and began to use.

Ping An Securities customized Zheda Huatai LED display

Hangzhou Ping An Securities in Hangzhou, Zheda Huatai Technology Co., Ltd. ordered a LED display, model P10 outdoor single red LED display, an area of 12 square, has been successful in the month and began to use.

Zheda Huatai - Hangzhou LED display leader

Hangzhou Zheda Huatai Technology Co., Ltd. was established in 200 years. The company's main business for LED display and energy-efficient lighting product development, production and sales, product applications are vast

The new voice of business

Just about everyone connected to electronic billboards are benefiting with outstanding results ranging from LED sign manufacturers(who can’t make them fast enoiugh) to outdoor billboard operators(who are building outdoor digital display neworks in premium locations as quickly as possible).

LED lighting useful information

LED (Light Emitting Diode). There are two types of LED lighting; Mains voltage and Low voltage, both of which operate on DC voltage via converters, either in the lamp itself or in the Driver.Mains voltage LED lamps are simple and can be used to replace a conventional light source, when they both have the same lamp holder requirements. (The most popular change is using a GU10 LED in a GU10 fitting. Here you will be substituting LED for a Halogen light source, so the level of illumination will be much lower).

日本丰满熟妇videossex| h无码精品3d动漫在线观看| 精品999久久久久久中文字幕| 婷婷五月综合色中文字幕| 国产精品国产三级国产av麻豆| 亚洲成人一区| 青草影院内射中出高潮| 国产亚洲日韩在线一区二区三区| 67194成是人免费无码| 国产做爰xxxⅹ久久久精华液| 精品无码欧美黑人又粗又| 欧美精品毛片久久久久久久| 综合亚洲另类欧美久久成人精品| 99精品电影一区二区免费看| 99精品热在线在线观看视频| 久久精品国产99精品国产亚洲性色 | 波多野吉av无码av乱码在线| 欧美最骚最疯日b视频观看| 99精品产国品一二三产区| 无码av中文出轨人妻| 色婷婷国产精品秘?免| 亚洲色无码专线精品观看| 久久不见久久见免费视频1′| 免费观看又色又爽又黄的韩国| 人人添人人妻人人爽夜欢视av| 好男人社区www在线观看| 精品国偷自产在线视频| 国产偷国产偷高清精品| 亚洲欧洲中文日韩av乱码| 亚洲а∨天堂久久精品9966| 久久大香香蕉国产免费网vrr| 日韩一区二区在线观看视频| 亚洲高清一区二区三区电影| 粉嫩极品国产在线观看| 麻豆久久久9性大片| 国内永久福利在线视频图片| 亚洲欧美综合国产不卡| 亚洲中文字幕无码日韩| 色翁荡熄又大又硬又粗又视频| 成在线人免费视频| 97久久超碰国产精品最新|

<track id="o3bwn"></track>

<pre id="o3bwn"><label id="o3bwn"><th id="o3bwn"></th></label></pre>