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Qingdao Eastern Dragon Group

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Qingdao Eastern Dragon Group
China
Company Profile
Company Contact
Name:Mr. David wang [Marketing]
E-mail:Send Message
Homepage:
Instant Messaging:
Windows Live: wangyankong@hotmail.com wangyankong@hotmail.com
Mobile Number:Mobile number of Mr. David wang at Qingdao,
Phone Number:Phone number of Mr. David wang at Qingdao,
Fax Number:Fax number of Mr. David wang at Qingdao,
Address:193# JianShan Middle Road,Development,
Qingdao, 266555, Shandong
China
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Registration Date:May. 24, 2023
Last Updated:Dec. 11, 2008
Business Nature:Manufacturing, Trade of Packaging & Paper category

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Company Brief

Qingdao Eastern Dragon Group Co., Ltd is a nation-wide corporation engaging in industrial resources.
Our mainbusinsess is produce offset paper/ copy paper as per customer' s requirement, quality is controlled by a complete & reliable system.OEM sevice is available.

Major Products / Services
Seller:
  • solar poly panel
    DFL-SPP 60W/ 70W/ 80W
    Mechanical specifications:
    L XW: 1213*547mm
    Thickness: 35mm
    Weight: 8kg

    Features:
    - 5" mono-or multi-crystalline silicon cells
    - 36 high efficiency cell constructions
    - Lightweight anodized aluminum frame with a variety of easy mounting systems
    - High transparent tempered glass with enhanced stiffness and impact resistance
    - Advanced EVA encapsulation system with multilayer backsheets

    Applications
    - 12V battery charging
    - Security sensor
    - Signaling system
    - Remote telemetry
    - Communication
    - Small home systems
  • solar mono panel
    Our company products including independent or combined solar energy power supply system (different power ranges for different purposes), solar street light, solar garden light, solar lawn lamp, solar mobile charger, solar torch, solar portable lantern(with hand power generation), solar bicycle light, solar desk lamp, solar wall lamp, solar shoulder bag etc.

    Furthermore, the solar cell (epoxy resin component with solar panel) of us, is specially manufactured for the domestic light producers to make there solar lights for exportation (including solar garden light, solar lawn lamp and so on).

    Mono-crystalline solar panel (DFL-SMP165W, 170W, 175W)
    Maximun power: 165W, 170W, 175W
    Maximum power voltage: 34.6V, 35.2V, 35.2V
    Short circuit current: 5.04A, 5.14A, 5.20A
    Open circuit voltage: 43.6V, 43.8V, 44.2V
    Maximum power current(A): 4.74A, 4.83A, 4.95A
    Size: 1580*808*35mm
    Weight: 15.5KG
  • solar amporphous panel
    Our company products including independent or combined solar energy power supply system (different power ranges for different purposes), solar street light, solar garden light, solar lawn lamp, solar mobile charger, solar torch, solar portable lantern(with hand power generation), solar bicycle light, solar desk lamp, solar wall lamp, solar shoulder bag etc.
    Furthermore, the solar cell (epoxy resin component with solar panel) of us, is specially manufactured for the domestic light producers to make there solar lights for exportation (including solar garden light, solar lawn lamp and so on).

    Max power: 12wp
    Max power voltage: 20v
    Max power current: 600ma
    Open circuit voltage: 27v
    Short circuit current: 730ma
    Size of panel: 850*380*19mm
    Efficeincy: 5%
    Weight: 4.6kgs
  • solar water heater(split)
    The product is the latest model researched and developed by our company.
    The distinction between it and general one is the position of the water storage tank and heat collection parts. The water storage tanks of the product are placed in the home, while the heater collection parts are placed on the roof with roofing coincides, forming integration. The quantity of heat flows through a medium of heat conduction, then through a temperature cycle in pump heating the hot water in storage tank. The automatic electrical heating devices will automatically start heating water in raining days when the hot water is pressurized.

    Design of inner container: It is made of a crystal inner container. The material is a perfect solution of balancing the function of pressurized water, anti-corrosion and leakage proof. The steel guts (thickness: 2.2mm) and crystal layer (4mm) are seamless integration formed by the one-time high-pressure profiling. It is acid proof, alkali resistant which can withstand high temperatures, high pressure resistance and no encrustation. The product is excellent heat insulation with crystal materials at food-grade, safety and healthy.

    The flow channels are made of red copper. Each of them has been tested under pressures of 1.0MPa. The water flows will never via vacuum tube. Fitting with some heat conduction media, the channels are automatically frost-proof.
  • solar water heater(flat)
    Glazed flat-plate collectors are insulated, weatherproofed boxes that contain a dark absorber plate under one or more glass or plastic (polymer) covers.
    Unglazed flat-plate collectors—typically used for solar pool heating—have a dark absorber plate, made of metal or polymer, without a cover or enclosure.
    Installing and Maintaining the System
    The proper installation of solar water heaters depends on many factors. These factors include solar resource, climate, local building code requirements, and safety issues; therefore, it's best to have a qualified, solar thermal systems contractor install your system.

    After installation, properly maintaining your system will keep it running smoothly. Passive systems don't require much maintenance. For active systems, discuss the maintenance requirements with your system provider, and consult the system's owner's manual. Plumbing and other conventional water heating components require the same maintenance as conventional systems. Glazing may need to be cleaned in dry climates where rainwater doesn't provide a natural rinse.
    Regular maintenance on simple systems can be as infrequent as every 3–5 years, preferably by a solar contractor. Systems with electrical components usually require a replacement part after or two after 10 years
  • solar water heater(evacuated-tube)
    ADVANTAGE FEATURE:
    More heat-collecting: whole glass vacuum tube;
    Good heat preservation:thinken polyurethane layer, professional forth technics, completef froth, improve the design of water outlet, improve the heat preservation of tank;
    Low cost:It doesnt consume groovy energy, no pollution, cost once but benefit long;
    Easy install:Joint ostium adapts especial technology, no leakage, easy install;
    Long lifetime:inner and outside shell are made of SUS304 stainless steel, and its life time is more than15 years;
    Complete specification:ordinary model, slope model, project model, there are about three series and more than forty kinds for you;
    More choose:We follow clientsdemand to choose relevant inclosure to extend the function of solar water heater;
    Good service:You can contain dealer in your place anytime if there is something wrong in your products bought in our company, and you also can contain our company direct. With reassurance to buy and comfortable to use.

    PERFECT PART:
    Vacuum tube-
    It adopts advanced a new technology named 12 layer spurt plating. It choose super hard borax and silica glass, and selective absorb coat through gradual change A1-N/ A1, so that the tube has high-powered absorptance and low reflectance. It through interlayer vacuum has inimitable heat preservation effect, its radiation is strong and the temperature can be to 270;
    Heat preservation shell of tank-
    It adopts West Germany import polyurethane forth technics, the foam is thin, uniformity, the density is rational and close rate is high. Its heat preservation shell is 50cm, so its heat preservation effect is better;
    Outside water tank-
    It choose import good SUS304 BA food grade stainless steel, which looks beautiful and decent;
    Inner shell
    It choose import good SUS304 BA food grade stainless steel, with high frequency jointing technic, so the welding line is in the bottom of tank, so the hot water producted is health and sanitary can be drunk;
    Cover of top tank-
    Pressing molding with wale avoid fake. It adopts thinken stainless steel, which has longer lifetime than plastic cover of top tank;
    Airproof and dustproof winding-
    All of them adopts silicon rubber as material, which has better qulity and longer lifetime;
    Frame-
    It adopts stainless steel frame, and the whole combination avoids the lose in the transportation.



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