CN110720267A - Straw characteristic field returning hill planter - Google Patents
Straw characteristic field returning hill planter Download PDFInfo
- Publication number
- CN110720267A CN110720267A CN201911080725.5A CN201911080725A CN110720267A CN 110720267 A CN110720267 A CN 110720267A CN 201911080725 A CN201911080725 A CN 201911080725A CN 110720267 A CN110720267 A CN 110720267A
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- Prior art keywords
- straw
- hill
- fixedly connected
- rod
- fixing
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- Pending
Links
- 239000010902 straw Substances 0.000 title claims abstract description 54
- 239000002689 soil Substances 0.000 claims description 23
- 238000003971 tillage Methods 0.000 claims description 14
- 241000209140 Triticum Species 0.000 abstract description 10
- 235000021307 Triticum Nutrition 0.000 abstract description 10
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 9
- 235000009566 rice Nutrition 0.000 abstract description 9
- 235000013339 cereals Nutrition 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 238000010899 nucleation Methods 0.000 description 9
- 241000209094 Oryza Species 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000009331 sowing Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000004083 survival effect Effects 0.000 description 5
- 239000003337 fertilizer Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 235000016068 Berberis vulgaris Nutrition 0.000 description 1
- 241000335053 Beta vulgaris Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000219146 Gossypium Species 0.000 description 1
- 244000020551 Helianthus annuus Species 0.000 description 1
- 235000003222 Helianthus annuus Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/04—Machines for making or covering holes for sowing or planting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/002—Dibble seeders
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sowing (AREA)
Abstract
The invention relates to the technical field of farmland straw returning, and discloses a special straw returning hill planter which comprises a power rod, wherein one end of the power rod is spliced with one end of a connecting plate, the other end of the connecting plate is fixedly connected with the outer surface of a fixing ring, the inner ring of the fixing ring is sleeved on the outer surface of one end of a rotating shaft, and one side, far away from the fixing ring, of one end of the rotating shaft is fixedly connected with the bottom of an arc-shaped protection plate through a fixing buckle. This hill-drop planter is returned to straw characteristic, dial the below of putting the hill-drop planter with broken wheat straw or broken straw through the rotary cultivator, deposit temporarily in the curved soft board device of hill-drop planter below design, then the rotary blade with the broken tiny back with the earth with the rice seeds, the seed hill-drop of cereal kinds such as wheat seeds is to earth, the curved board of rethread hill-drop planter below covers earth and straw, it is great to have solved peasant's machinery or the work load that artifical straw was still field, cause environmental pollution, the problem of still field inefficiency of straw.
Description
Technical Field
The invention relates to the technical field of farmland straw returning, in particular to a special straw returning hill planter.
Background
A planting machine for sowing seeds in holes according to a certain row spacing and a certain hole spacing. Each hole can be used for sowing 1 or a plurality of seeds, which are respectively called single-seed precision sowing or multi-seed hole sowing, and are mainly used for intertillage crops such as rice, wheat, corn, cotton, beet, sunflower, beans and the like, and are also called intertillage crop seeders.
Present hill-drop planter need just can sow after clearing away the straw in the field, but current straw returning machine specification application scope is narrow, has increased common people's burden, has still had the number of times of once mechanical leaving the field, and straw returning has important problem, burns the straw and causes the conflagration easily, causes the atmosphere to pollute, destroys farmland soil structure, and artifical the stacking has increased peasant's intensity of labour, extravagant land area resource.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a special straw returning hill planter which can be matched with large and medium tractors and walking tractors, comprises a rotary tillage and sowing device, has high efficiency, reduces the workload of returning mechanical or manual straws to the field of farmers, increases the survival rate of emergence, reduces the amount of sowed seeds, reduces the effect of operation cost, protects the farmland soil, increases organic fertilizers, has the effects of increasing yield and income, has the advantages of quick rooting, uniform emergence of seedlings, strong emergence of seedlings, high and stable yield and the like, solves the problems that the prior straw returning machinery has narrow specification application range, increases the burden of people, increases the times of mechanical field leaving once, has the major difficult problem that the farmers return straws to the field, easily causes fire disasters, causes air pollution, destroys the structure of the farmland soil, manually stacks the labor intensity of the farmers, wasting land area resources.
(II) technical scheme
In order to realize the purposes of matching the rotary tillage and seeding device with large and medium-sized tractors and walking tractors, comprising a rotary tillage and seeding device, having high efficiency, reducing the workload of returning mechanical or manual straws to fields for farmers, increasing the survival rate of emergence of seedlings, reducing the amount of sowed seeds, reducing the operation cost, protecting the farmland soil, increasing organic fertilizers, increasing the yield and income, having fast rooting, uniform emergence of seedlings, strong emergence of seedlings, high and stable yield, the invention provides the following technical scheme: a special straw returning hill planter comprises a power rod, wherein one end of the power rod is spliced with one end of a connecting plate, the other end of the connecting plate is fixedly connected with the outer surface of a fixing ring, an inner ring of the fixing ring is sleeved on the outer surface of one end of a rotating shaft, one side, far away from the fixing ring, of one end of the rotating shaft is fixedly connected with the bottom of an arc-shaped protection plate through a fixing buckle, the outer surface of the middle part of the rotating shaft is spliced with an inner ring of a rotating wheel roller, and a rotary tillage blade is;
one side that power pole one end was kept away from to the connecting plate and the one end fixed connection of connecting rod one, one side of connecting rod one is through dwang four and the one end fixed connection who supports the horizontal pole, the other end that supports the horizontal pole cup joints with the one end of dwang two, the other end of dwang two is pegged graft with the one end fixed connection of connecting rod two, the other end of connecting rod two and the one end fixed connection of power shaft, the surface of power shaft has the inner circle of rolling with the soil compacting wheel to peg graft, the middle part of supporting the horizontal pole upper surface and the bottom fixed connection of fixed slot, one side of fixed slot is pegged graft with the one end of dwang one, one side of dwang surface and the one end fixed connection of support frame, the one end fixed connection of connecting plate is kept away from through dwang three and connecting rod one in the.
Preferably, the number of the fixing frames is two, the two fixing frames are symmetrically arranged at two ends of one side of the supporting frame, and the supporting frame at the bottom is fixedly provided with the bent soft board.
Preferably, the middle part of the outer surface of the power rod is fixedly provided with a trailer buckle.
Preferably, the diameter of the arc-shaped protection plate is larger than that of the rotary blade on the surface of the rotary wheel roller.
Preferably, the length of the soil compacting wheel roller is the same as that of the rotary tillage wheel roller and the bent soft plate.
Preferably, the middle part of the fixing groove is provided with a groove with the width larger than that of the support frame.
(III) advantageous effects
Compared with the prior art, the invention provides a special straw returning hill planter which has the following beneficial effects:
1. this hill-drop planter is returned to straw characteristic, dial the below of putting the hill-drop planter with broken wheat straw or broken straw through the rotary cultivator, deposit temporarily in the curved soft board device of hill-drop planter below design, then the rotary blade with the broken tiny back with the soil with the rice seeds, the seed hill-drop of cereal kinds such as wheat seeds is to earth, the curved board of rethread hill-drop planter below covers earth and straw, it is great to have solved the still field work load of peasant machinery or artifical straw, cause environmental pollution, the problem of still field inefficiency of straw.
2. The special straw returning hill planter can be matched with large and medium tractors and walking tractors for use, comprises a rotary tillage device and a seeding device, is high in efficiency, reduces the workload of returning mechanical or manual straws to the field of farmers, increases the survival rate of seedling emergence, reduces the seed quantity of seeding, reduces the effect of operation cost, is environment-friendly and energy-saving, protects farmland soil, increases organic fertilizers, increases the yield and income, and has the advantages of quick rooting, uniform seedling emergence, strong seedling emergence, high and stable yield.
3. This special drill for returning straw to field has solved the field straw returning in-process and has leaked still and corn such as rice seeds, wheat seeds are sowed on straw (wheat straw, rice straw) and form the phenomenon such as root taking and sprouting that influences the seed, has realized that the straw covers on the seed through bent type flexible sheet lid native cover grass (wheat straw, rice straw) device to reach the survival rate that increases the emergence of seedlings, reduced the seed volume of sowing, reduced the effect of operating cost.
Drawings
FIG. 1 is a three-dimensional schematic of the structure of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a right side schematic view of the structure of the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention.
In the figure: 1 rotary tillage wheel roller, 2 rotating shafts, 3 rotary tillage blades, 4 fixing rings, 5 arc-shaped protection plates, 6 connecting plates, 7 connecting rods I, 8 trailer fasteners, 9 fixing frames, 10 supporting frames, 11 rotating rods I, 12 fixing grooves, 13 supporting cross rods, 14 rotating rods II, 15 connecting rods II, 16 bent soft plates, 17 soil compacting wheel rollers, 18 power shafts, 19 baskets, 20 rotating rods III, 21 rotating rods IV and 22 rotating wheel rollers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a special straw returning hill planter comprises a power rod 1, wherein a trailer buckle 8 is fixedly arranged in the middle of the outer surface of the power rod 1, the trailer buckle 8 is matched with a large or medium tractor and a walking tractor for use, the utilization rate of the device is increased, one end of the power rod 1 is inserted into one end of a connecting plate 6, the other end of the connecting plate 6 is fixedly connected with the outer surface of a fixing ring 4, the inner ring of the fixing ring 4 is sleeved on the outer surface of one end of a rotating shaft 2, one side of one end of the rotating shaft 2, which is far away from the fixing ring 4, is fixedly connected with the bottom of an arc-shaped guard plate 5 through the fixing buckle, the diameter of the arc-shaped guard plate 5 is larger than that of a rotary tillage blade 3 on the surface of a rotating wheel roller 22, the diameter of the arc-shaped guard plate 5 is larger than that of the rotary blade 3, the outer surface of the middle part of the rotating shaft 2 is inserted with the inner ring of the rotating roller 22, and the outer surface of the rotating roller 22 is provided with a rotary tillage blade 3;
one side of the connecting plate 6, which is far away from one end of the power rod 1, is fixedly connected with one end of a connecting rod I7, one side of the connecting rod I7 is fixedly connected with one end of a supporting cross rod 13 through a rotating rod IV 21, the other end of the supporting cross rod 13 is sleeved with one end of a rotating rod II 14, the other end of the rotating rod II 14 is inserted with one end of a connecting rod II 15, the other end of the connecting rod II 15 is fixedly connected with one end of a power shaft 18, the outer surface of the power shaft 18 is provided with an inner ring inserted with a soil compacting wheel roller 17, the length of the soil compacting wheel roller 17 is the same as that of a rotary tillage wheel roller 22 and a bent soft plate 16, the soil compacting wheel roller 17 with the length being the same as that of the rotary tillage wheel roller 22 is arranged, so as to compact the sown seeds, increase the survival rate of emergence, reduce the sown seed quantity and reduce the operation, the middle part of the fixed groove 12 is provided with a groove with the width larger than that of the support frame 10, the fixed groove 12 is arranged to facilitate the up-and-down movement of the support frame 10 and improve the utilization rate of the device, one side of the fixed groove 12 is inserted with one end of a rotating rod 11, one side of the outer surface of the rotating rod 11 is fixedly connected with one end of the support frame 10, the middle part of the support frame 10 is fixedly connected with one end of a connecting rod 7 far away from the connecting plate 6 through a rotating rod three 20, one side of the support frame 10 is fixedly connected with one end of a fixing frame 9, the number of the fixing frames 9 is two, the two fixing frames 9 are symmetrically arranged at two ends of one side of the support frame 10, the support frame 10 at the bottom is fixedly provided with a bent soft plate 16, the two fixing frames 9 are arranged to increase the stability of the seeding, the upper surface of the fixing frame 9 is fixedly connected with one side of the seed basket 19.
When the seeding machine is used, firstly, broken wheat straws or broken rice straws are poked below the hill planter through the rotary cultivator, the broken soil is temporarily stored in the bent soft board 16 device designed below the hill planter, then the rotary tillage blades 3 are used for breaking and fine seeding soil, then seeds of grain types such as rice seeds and wheat seeds are sowed in the soil in a hole through the seed basket 19, the soil and the straws are covered through the bent soft board 16 below the hill planter, and the soil pressing wheels 17 are used for pressing the sowed floating soil to complete the seeding work of the types.
In summary, the following steps:
this hill-drop planter is returned to straw characteristic is dialled the straw and is put curved template storehouse through the rotary blade and deposit temporarily, then the rotary blade with the broken meticulous cave seeding of beginning of earth, the rethread curved soft board covers soil and covers the grass, tamps closely knit once only completion to reach environmental protection and energy saving, protect farmland soil, increase organic fertilizer, the effect of increasing both ends of increasing production.
The special straw returning hill planter stacks straws and crushed soil through the bent soft board. The depth of the hill-drop seeds is adjusted through the compaction roller wheels in a compaction mode, and the depth can be consistent according to the agricultural planting requirements of the farmland hill-drop seeds, so that the effects of quick rooting, uniform seedling emergence, strong seedling emergence, high yield and stable yield are achieved.
The straw is covered on the seeds, so that weeds are not easy to grow, the use frequency of pesticide and fertilizer is reduced, and the effects of reducing labor, protecting environment and improving the quality of rice are achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a straw characteristic is field hill-drop planter, includes power pole (1), its characterized in that: one end of the power rod (1) is inserted into one end of the connecting plate (6), the other end of the connecting plate (6) is fixedly connected with the outer surface of the fixing ring (4), the inner ring of the fixing ring (4) is sleeved on the outer surface of one end of the rotating shaft (2), one side, far away from the fixing ring (4), of one end of the rotating shaft (2) is fixedly connected with the bottom of the arc-shaped protection plate (5) through a fixing buckle, the outer surface of the middle part of the rotating shaft (2) is inserted into the inner ring of the rotating wheel roller (22), and the outer surface of the rotating wheel roller (22) is provided with a rotary;
one side of one end of the power rod (1) is far away from the connecting plate (6) and one end of the connecting rod (7) are fixedly connected, one side of the connecting rod (7) is fixedly connected with one end of the supporting cross rod (13) through the rotating rod four (21), the other end of the supporting cross rod (13) is sleeved with one end of the rotating rod two (14), the other end of the rotating rod two (14) is connected with one end of the connecting rod two (15) in an inserting mode, the other end of the connecting rod two (15) is fixedly connected with one end of the power shaft (18), the outer surface of the power shaft (18) is connected with an inner ring of the soil compacting wheel roller (17) in an inserting mode, the middle of the upper surface of the supporting cross rod (13) is fixedly connected with the bottom of the fixing groove (12), one side of the fixing groove (12) is connected with one end of the rotating rod one (11), one side of the outer surface of the rotating rod (11) is fixedly connected with one end of the supporting frame (10), the One side of the supporting frame (10) is fixedly connected with one end of the fixing frame (9), and the upper surface of the fixing frame (9) is fixedly connected with one side of the seed basket (19).
2. The special straw returning hill planter as claimed in claim 1, wherein: the number of the fixing frames (9) is two, the two fixing frames (9) are symmetrically arranged at two ends of one side of the supporting frame (10), and the supporting frame (10) at the bottom is fixedly provided with a bent soft plate (16).
3. The special straw returning hill planter as claimed in claim 1, wherein: and a trailer buckle (8) is fixedly arranged in the middle of the outer surface of the power rod (1).
4. The special straw returning hill planter as claimed in claim 1, wherein: the diameter of the arc-shaped protection plate (5) is larger than that of the rotary blade (3) on the surface of the rotary wheel roller (22).
5. The special straw returning hill planter as claimed in claim 1, wherein: the length of the soil compacting wheel roller (17) is the same as that of the rotary tillage wheel roller (22) and the bent soft board (16).
6. The special straw returning hill planter as claimed in claim 1, wherein: the middle part of the fixing groove (12) is provided with a groove with the width larger than that of the support frame (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911080725.5A CN110720267A (en) | 2019-11-07 | 2019-11-07 | Straw characteristic field returning hill planter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911080725.5A CN110720267A (en) | 2019-11-07 | 2019-11-07 | Straw characteristic field returning hill planter |
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| Publication Number | Publication Date |
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| CN110720267A true CN110720267A (en) | 2020-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911080725.5A Pending CN110720267A (en) | 2019-11-07 | 2019-11-07 | Straw characteristic field returning hill planter |
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| Country | Link |
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| CN (1) | CN110720267A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111149482A (en) * | 2020-02-28 | 2020-05-15 | 李金福 | Novel integral type forest seeder |
| CN111295941A (en) * | 2020-03-30 | 2020-06-19 | 华南农业大学 | Paddy field straw pressing and cutting device |
| CN114600578A (en) * | 2022-04-08 | 2022-06-10 | 蚌埠市优思特环保设备科技有限公司 | Crop straw returning pretreatment equipment and treatment method thereof |
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| US20080295750A1 (en) * | 2003-09-19 | 2008-12-04 | David Gregor | Apparatus And Method For Furrow Opening Using A Disc |
| CN203675560U (en) * | 2014-01-16 | 2014-07-02 | 山东省农业机械科学研究院 | Corn planter with strip straw mulching rotary tillage and fertilization functions |
| CN107996045A (en) * | 2017-12-01 | 2018-05-08 | 王金华 | A kind of straw covering plot wheat cultivation device |
| CN211378707U (en) * | 2019-11-07 | 2020-09-01 | 南通优正农机科技有限公司 | Straw characteristic field returning hill planter |
-
2019
- 2019-11-07 CN CN201911080725.5A patent/CN110720267A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080295750A1 (en) * | 2003-09-19 | 2008-12-04 | David Gregor | Apparatus And Method For Furrow Opening Using A Disc |
| CN203675560U (en) * | 2014-01-16 | 2014-07-02 | 山东省农业机械科学研究院 | Corn planter with strip straw mulching rotary tillage and fertilization functions |
| CN107996045A (en) * | 2017-12-01 | 2018-05-08 | 王金华 | A kind of straw covering plot wheat cultivation device |
| CN211378707U (en) * | 2019-11-07 | 2020-09-01 | 南通优正农机科技有限公司 | Straw characteristic field returning hill planter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111149482A (en) * | 2020-02-28 | 2020-05-15 | 李金福 | Novel integral type forest seeder |
| CN111295941A (en) * | 2020-03-30 | 2020-06-19 | 华南农业大学 | Paddy field straw pressing and cutting device |
| CN111295941B (en) * | 2020-03-30 | 2021-04-23 | 华南农业大学 | Paddy field straw pressing and cutting device |
| CN114600578A (en) * | 2022-04-08 | 2022-06-10 | 蚌埠市优思特环保设备科技有限公司 | Crop straw returning pretreatment equipment and treatment method thereof |
| CN114600578B (en) * | 2022-04-08 | 2024-03-29 | 北京瑜安科技有限公司 | Crop straw returning pretreatment equipment and treatment method thereof |
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Effective date of registration: 20200812 Address after: 126 Jianghai West Road, Chengzhong street, Rudong County, Nantong City, Jiangsu Province Applicant after: Nantong Youzheng Agricultural Machinery Technology Co., Ltd Address before: BU Youth Science and technology innovation center, No. 510 Haobei Road, Chongchuan District, Nantong City, Jiangsu province A10-001, 226000 Applicant before: Jiangsu zhentianji Technology Co.,Ltd. |
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