Deman Customers Case Study

Textile Industry

Hardware Industry

Plastics Industry

Automotive Parts

Textile Industry

Ningbo Andatong Vehicle Fittings Co.,Ltd.

This is a well-known auto parts company based in Yuyao. Deman conducted a comprehensive on-site survey and provided a customized compressed air solution tailored to their needs. The results were remarkable - especially the air compressor heat recovery project, which generates annual energy savings of 245,000 RMB.

2024-12-08

Changhua Group (Auto Parts Industry)

Deman has provided significant energy-saving benefits to Changhua Group through its plant-wide “Six-end Application”, with 61.6% power transmission efficiency, saving 1,020,000 kWh electricity per year compared to previous system.

2024-04-03

Sunny Precision

Deman provides a tailored compressed air system for Sunny Precision, with average FAD 18.3m³/min and power transmission efficiency 61.7%, saving 510,000 kWh electricity per year compared to previous system. The air station is Zhejiang’s first "Class 1 Energy Efficiency Compressed Air Station" in the electric vehicle parts industry.

2023-08-04

Since 1998, our mission is to create infinite value for clients through efficient use of compressed air.

Website

News About Deman

Contact us

Ningbo Address: No. 188 Yueci Road, Cixi, Zhejiang, China

Hangzhou Address: No. 1407, 14th Floor, UDC Starlight Times, Wentao Road,
Binjiang District, Hangzhou, Zhejiang, China

Shenzhen 367-6 Guangshen Road, Xiner Community, Xinqiao Street,
Baoan District, Shenzhen, China

基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.000847s ] mysql:host=127.0.0.1;port=3306;dbname=deman;charset=utf8mb4
[ SQL ] SHOW COLUMNS FROM `en_portal_category` [ RunTime:0.001571s ]
[ SQL ] SELECT * FROM `en_portal_category` WHERE `status` = 1 AND `parent_id` = 0 ORDER BY `list_order` ASC [ RunTime:0.001176s ]
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[ SQL ] SELECT * FROM `en_portal_category` WHERE `parent_id` = 1 AND `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.001000s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'en_portal_category', 'partitions' => NULL, 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 80, 'filtered' => 1.25, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] SELECT * FROM `en_portal_category` WHERE `parent_id` = 2 AND `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.000760s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'en_portal_category', 'partitions' => NULL, 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 80, 'filtered' => 1.25, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] SELECT * FROM `en_portal_category` WHERE `parent_id` = 3 AND `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.001413s ]
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[ SQL ] SELECT * FROM `en_portal_category` WHERE `parent_id` = 4 AND `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.001010s ]
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[ SQL ] SELECT * FROM `en_portal_category` WHERE `parent_id` = 43 AND `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.000814s ]
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[ SQL ] SELECT * FROM `en_portal_category` WHERE `parent_id` = 85 AND `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.000726s ]
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[ SQL ] SELECT * FROM `en_portal_category` WHERE `id` = 40 AND `status` = 1 LIMIT 1 [ RunTime:0.000918s ]
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[ SQL ] SHOW COLUMNS FROM `en_portal_post` [ RunTime:0.001300s ]
[ SQL ] SELECT * FROM `en_portal_post` WHERE `classify_id` = '1' AND `id` = 2 AND `post_status` = 1 [ RunTime:0.001079s ]
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[ SQL ] SELECT * FROM `en_portal_category` WHERE `id` = 40 LIMIT 1 [ RunTime:0.001007s ]
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[ SQL ] SELECT * FROM `en_portal_category` WHERE `id` = 4 LIMIT 1 [ RunTime:0.000640s ]
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[ SQL ] SHOW COLUMNS FROM `en_theme_file` [ RunTime:0.001157s ]
[ SQL ] SELECT * FROM `en_theme_file` WHERE `theme` = 'simpleboot3' AND `file` = 'portal/aaa' LIMIT 1 [ RunTime:0.000636s ]
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[ SQL ] UPDATE `en_theme_file` SET `theme`='simpleboot3',`action`='portal/List/index',`file`='portal/aaa',`name`='默认列表模板',`more`='[]',`config_more`='[]',`description`='aaa',`is_public`=0,`list_order`=10 WHERE `theme` = 'simpleboot3' AND `file` = 'portal/aaa' [ RunTime:0.001087s ]
[ SQL ] SELECT * FROM `en_theme_file` WHERE `theme` = 'simpleboot3' AND `file` = 'portal/aaa_detail' LIMIT 1 [ RunTime:0.001261s ]
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[ SQL ] UPDATE `en_theme_file` SET `theme`='simpleboot3',`action`='portal/Article/index',`file`='portal/aaa_detail',`name`='默认详情模板',`more`='[]',`config_more`='[]',`description`='aaa_detail',`is_public`=0,`list_order`=10 WHERE `theme` = 'simpleboot3' AND `file` = 'portal/aaa_detail' [ RunTime:0.001706s ]
[ SQL ] SELECT * FROM `en_theme_file` WHERE `theme` = 'simpleboot3' [ RunTime:0.001009s ]
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[ SQL ] SHOW COLUMNS FROM `en_theme` [ RunTime:0.001871s ]
[ SQL ] UPDATE `en_theme` SET `name`='simpleboot3',`version`='1.0.2',`demo_url`='http://demo.thinkcmf.com',`author`='ThinkCMF',`lang`='zh-cn',`author_url`='http://www.thinkcmf.com',`keywords`='ThinkCMF模板',`description`='ThinkCMF默认模板' WHERE `theme` = 'simpleboot3' [ RunTime:0.000769s ]
[ SQL ] SELECT `more` FROM `en_theme_file` WHERE `theme` = 'simpleboot3' AND ( `is_public` = 1 OR `file` = 'portal/case/index' ) [ RunTime:0.000823s ]
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[ SQL ] SHOW COLUMNS FROM `en_option` [ RunTime:0.001525s ]
[ SQL ] SELECT `option_value` FROM `en_option` WHERE `option_name` = 'storage' LIMIT 1 [ RunTime:0.001044s ]
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[ SQL ] SELECT COUNT(*) AS tp_count FROM ( SELECT count(*) FROM `en_portal_post` `post` INNER JOIN `en_portal_category_post` `category_post` ON `post`.`id`=`category_post`.`post_id` WHERE `post`.`post_status` = 1 AND `post`.`post_type` = 1 AND `post`.`delete_time` = 0 AND ( `category_post`.`category_id` = '40' ) AND ( `post`.`published_time` > '0' and `post`.`published_time` < 1754042013 ) GROUP BY `post`.`id` ) `_group_count_` LIMIT 1 [ RunTime:0.002926s ]
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[ SQL ] SELECT post.*,min(category_post.category_id) as category_id FROM `en_portal_post` `post` INNER JOIN `en_portal_category_post` `category_post` ON `post`.`id`=`category_post`.`post_id` WHERE `post`.`post_status` = 1 AND `post`.`post_type` = 1 AND `post`.`delete_time` = 0 AND ( `category_post`.`category_id` = '40' ) AND ( `post`.`published_time` > '0' and `post`.`published_time` < 1754042013 ) GROUP BY `post`.`id` ORDER BY `post`.`published_time` DESC LIMIT 0,9 [ RunTime:0.004715s ]
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