深圳长龙鑫
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Long-term subscription offers direct long-term discounts, with stable monthly/quarterly deliveries, ample stock reserves, and priority access to new product updates.
Enjoy a 10% purchase discount and exclusive technical support with long-term subscription.
New chips and new camera modules will be given priority for sample testing.
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Secure early access to all the various products
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Why choose us

TESTIMONIALS

“The Chinese chips are becoming increasingly powerful, with high cost-effectiveness and timely technical support. This has left me extremely satisfied.”
★★★★★
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“Got this feeder for my cats, No food shortage at all. Camera works great at night, app connects smoothly.A very pleasant shopping experience”
★★★★★
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“We customized camera modules in bulk. The image quality is consistent, and they fit our products perfectly. Their after-sales team responds quickly and helps troubleshoot any minor issues right away.”
★★★★★
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A Message from Our Founders

Our mission is to deliver reliable core hardware solutions to manufacturers worldwide. Premium domestic MCUs, custom camera modules and smart pet devices are far more than components and finished goods. They are solid support for your projects, empowering you to streamline R&D, cut costs and bring every smart device to mass production smoothly.
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FREQUENTLY ASKED QUESTIONS
Our products are safe for those with prevalent skin conditions like eczema, keratosis pilaris, rosacea, and evolving skin needs including irritated and sensitized skin.
Can our products be customized under a brand name?
Of course, we are a professional solution provider with many years of product experience. We offer ODM/OEM services and brand licensing.
Does our product support the sending of samples?
Support sample submission, but the postage will be your responsibility.
What is the minimum order quantity for the product and how long is the production cycle?
The minimum order quantity and production cycle for different products vary. Therefore, a detailed functional analysis is required for the scheme evaluation.
How about the pre-sale and after-sale services?
Our products are of high quality and reasonably priced, and they are sold in various countries around the world. Free sample delivery and reliable technical support are provided. Delivery is on time. If there are any problems with the products, they will be dealt with immediately.
What is the percentage of the advance deposit? When will the balance payment be made?
70% of the payment will be made before shipment, and the remaining 30% will be settled within one week after receiving the goods. In case of any special circumstances, we can handle it through negotiation.

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Products and Functions

Let me introduce the product and its various functions in detail for you.
Let me introduce the product and its various functions in detail for you.
Pet Intelligent Feeder
Pet Intelligent Feeder
Common features: No grain jamming; Precise grain dispensing; Equipped with a camera; Remote viewing. Other features can be customized.
Common features: No grain jamming; Precise grain dispensing; Equipped with a camera; Remote viewing. Other features can be customized.
Jojoba Oil
Jojoba Oil
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .
Pet Intelligent Water Dispenser
Pet Intelligent Water Dispenser
Part of the function: To output water according to the specified amount. Equipped with a camera, it supports remote viewing. Other functions can be customized.
Part of the function: To output water according to the specified amount. Equipped with a camera, it supports remote viewing. Other functions can be customized.
Jojoba Oil
Jojoba Oil
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .
MCU
MCU
We are a Chinese chip distributor, and the brands we represent includeHITENX、HDSC、I-CORE、CKS.All chips are original and genuine. Any issues will be resolved with technical support.
We are a Chinese chip distributor, and the brands we represent includeHITENX、HDSC、I-CORE、CKS.All chips are original and genuine. Any issues will be resolved with technical support.
Jojoba Oil
Jojoba Oil
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .
Camera module
Camera module
Including but not limited to: MIPI, USB, POE, DVP, 1080P, HDR, 30 frames, 60 frames, 25 frames, single or dual vision, and various other types of cameras, almost meeting all the demands of the market.
Including but not limited to: MIPI, USB, POE, DVP, 1080P, HDR, 30 frames, 60 frames, 25 frames, single or dual vision, and various other types of cameras, almost meeting all the demands of the market.
Jojoba Oil
Jojoba Oil
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .
A natural oil extracted from the seeds of the jojoba plant, rich in vitamins and fatty .

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Shenzhen Changlongxin Electronic Technology Co., Ltd.
Mon - Fri, 9am - 6pm
Saturday, 9am - 6pm
Sunday，take a rest
Shenzhen Changlongxin Electronic Technology Co., Ltd.
Mon - Fri, 9am - 6pm
Saturday, 9am - 6pm
Sunday，take a rest
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