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Honors

We have successfully applied for more than 30 national patents and mastered the core technology and competitiveness of major equipment in the industry

511

510

509

508

507

347

China gravel association director unit

506

392

Chongqing sand association vice president unit

391

Utility model Patent Certificate (new jaw breaking machine spring pull rod adjusting mechanism)

390

Utility model Patent Certificate (vertical shaft type sand making machine feeding adjustment device)

389

Utility model patent Certificate (vertical shaft type sand machine impeller)

388

Utility model Patent Certificate (high fine broken spindle sealing structure)

96

ISO9001 quality management system certification

100

Science and technology achievement award

162

The utility model relates to a high fine crusher hammer mounting structure

161

The utility model relates to a side swing plate protection plate of a hammer crusher

159

The utility model relates to a spindle structure of hammer crusher

160

The utility model relates to a spindle structure of hammer crusher

158

The utility model relates to a vertical shaft impact broken observation door

157

The utility model relates to a bearing sealing structure of a new type of jaw breaker

156

The utility model relates to a new type of adjusting structure of discharge opening of jaw breaker

155

The invention relates to a sealing device for a vibrating screen shaft

154

The invention relates to a new type of three - sided upper chamber counterattack

153

Utility patent certificate of counterattack crusher

94

實(shí)用新型專利證書（高細(xì)破錘頭調(diào)節(jié)鎖）

93

Utility model Patent Certificate (Crawler Mobile Crushing Return conveyor)

23

Utility model patent certificate (counterattack hammer breaker)