1、These drilling rigs are designed and manufactured in accordance with API Spec QI

4F、7k、8C and RP500，GB3826．1、GB3836．2 GB7258，SY6584 standards as well as”3C”

compulsory standard.

2、These drilling rigs have the following advantages: reasonable-design structures and

high integration, a small working space and a reliable transmission.

3、The heavy-duty trailer is equipped with some desert tires and large-span axles to

improve the movement and the cross-country performance.

4、A high transmission efficiency and performance reliability can bemaintained by smart

assembly and a utilization of two CAT 3408 diesels and ALLISON hydraulic transmission

box

5、The drawworks is double-drum type, and a hydraulic disc brake is equipped as main

brake and air water-cooling disc brake (Model EATON WCB324)is equipped as auxiliary

brake

6、The derrick which is front-open type and has two-section structure with an inclination

angle or erective sections can be raised up or lain down and telescoped

7、The substructure has a parallelogram integral structure for easy transportation and

installation, which can be raised by 6 setbacks spirally,

8、These drilling rigs have desert adaptability design also have good anti-dust and

high/low-temperature-proof performances.

9、Safety and inspection measures are strengthened under the guidance of the design

concept of “Humanism Above All” to meet the requirements of HSE.