Group 1: Business Segments Overview - The company operates in three main business segments: mining engineering services, civil explosive materials production and sales, and defense equipment [1] - The mining services segment is the traditional core business, with significant capabilities in both open-pit and underground mining operations [1] - The civil explosive segment has a strong market presence in Guangdong Province, with a combined production capacity of 258,000 tons [2] Group 2: Financial Performance - In the first three quarters of 2019, the company achieved operating revenue of 3.888 billion yuan, a year-on-year increase of 26.45% [1] - The net profit attributable to the company was 153 million yuan, an increase of 64.82 million yuan, representing a growth rate of 42.27% [1] - The cash flow from operating activities for 2019 was 3.074 billion yuan, an increase of 814 million yuan compared to the previous year [1] Group 3: Strategic Developments - The company has established the Hongda Explosive Engineering Group to consolidate its mining service operations and enhance resource integration [2] - The defense equipment segment is a strategic focus for the company, with ongoing development of high-end military products, including the HD-1 missile project [2] - The company’s subsidiary, Minghua Machinery, has seen significant revenue growth in traditional military business and has received orders for new products in the individual combat equipment sector [2]

证券代码：002683 证券简称：宏大爆破 2020-009 广东宏大爆破股份有限公司投资者关系活动记录表 | --- | --- | --- | |----------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------| | | | | | 投资者关系活 ...

证券代码：002683 证券简称：宏大爆破 2020-006 广东宏大爆破股份有限公司投资者关系活动记录表 | --- | --- | --- | |--------------|-----------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | | | | | 投资者关系活 | □ | 特定对象调研 □分析师会议 | | 动类别 | □ | 媒体采访 □业绩说明会 | | | □ | 新闻发布会 □路演活动 | | | □ 现场 ...

证券代码：002683 证券简称：宏大爆破 2020-015 广东宏大爆破股份有限公司投资者关系活动记录表 | --- | --- | --- | |-----------------------|-----------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ...

证券代码：002683 证券简称：宏大爆破 2020-005 | --- | --- | --- | |-----------------------|---------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ ...

证券代码：002683 证券简称：宏大爆破 2019-003 广东宏大爆破股份有限公司投资者关系活动记录表 | --- | --- | --- | |----------------|--------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | | | | | 投资者关系活动 | √ | 特定对象调研 □分析师会议 | | 类别 | □ | 媒体采访 □业绩说明会 | | | □ 新闻发布会 □路演活动 | | | | □ 现场参观 | | | | | □其他 （请文字说明其他活动内容） | | 参与单位名称及 | 东吴证券 柴沁虎 | | | 人员姓名 | 涌贝资产 余磊 | | | 时间 | 2019 年 11 月 18 | 日 | | 地点 | 广 ...

证券代码：002683 证券简称：宏大爆破 2020-016 广东宏大爆破股份有限公司投资者关系活动记录表 | --- | --- | --- | |-----------------------|---------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ...

证券代码：002683 证券简称：宏大爆破 编号：2017-002 | --- | --- | --- | |----------------|--------------------------|--------------------------------------------------------| | | | | | 投资者关系活动 | □ | 特定对象调研 □分析师会议 | | 类别 | □ 媒体采访 □业绩说明会 | | | | □ 新闻发布会 □路演活动 | | | | □ 现场参观 | | | | 其他 （投资者说明会） | | | 参与单位名称及 | 广大投资者 | | | 人员姓名 | | | | 时间 | 2017 年 10 月 27 | 日下午 15:00-17:00 | | 地点 | 网络远程 | | | 上市公司 | | 董事长郑炳旭先生；总经理王永庆先生；副总经理、董事会秘 | | 接待人员姓名 | | 书周育生先生；财务总监王丽娟女士 | | 投资者关系活动 | | 广东宏大爆破股份有限公司（下称"宏大爆破"）于 | | 主要内容介绍 | 2017 年 10 月 27 | ...

证券代码：002683 证券简称：宏大爆破 2020-018 广东宏大爆破股份有限公司投资者关系活动记录表（二） | --- | --- | --- | |----------------|-----------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ...

证券代码：002683 证券简称：宏大爆破 2020-017 广东宏大爆破股份有限公司投资者关系活动记录表（一） | --- | --- | --- | |----------------|-----------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ...