The new style quality qualification has been put in used. . All the products BJTK made must the qualification. Since 23 Dec.2005.

       The new style certification pattern As follow <click magnify>

　　 The new certification is composed of name “certification” company Logo and name 、border race shading and the company stamp “北京探矿机械厂”, Located around the anti-fake metal line string.

Certification discrimination method：
1.Special 120 gram weighted advance paper was adopted for the certification, the fonts “机动车合格证” can be seen by perspective against light ;
2.Below the certification .there is a holographic opening windows anti-fake string ,and can be sea by your eyes or again light .the part of the opening windows, the fonts “机动车合格证”can be seen;
3.Bright red “京探”brand can be seen through the fluorescence. lamp at the top right corner of the certification;
4.At the center of the certification, you can see the black “京探”brand through your eyes only. You also can see the bright red brand through the fluorescence lamp light;
5.Offset point relievo fonts “JIDONGCHEHEGEZHENG” can be seen under the magnifier ,at the border of the certification;
6.The offset point relievo shading letter are composed of the “机动车合格证”fonts, can be seen by your eyes against the light;
7.There are elaborate border lace and flower pattern in the four corner of the certification ,so it’s difficulty to copy.。